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[ { "content": "Problem: Among the 900 residents of Aimeville, there are 195 who own a diamond ring, 367 who own a set of golf clubs, and 562 who own a garden spade. In addition, each of the 900 residents owns a bag of candy hearts. There are 437 residents who own exactly two of these things, and 234 residents wh...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
0
AIME24
{ "expected_answer": "73", "problem_id": "aime24-0", "reference_solution": "Let $w,x,y,z$ denote the number of residents who own 1,2,3 and 4 of these items, respectively. We know $w+x+y+z=900$ , since there are 900 residents in total. This simplifies to $w+z=229$ , since we know $x=437$ and $y=234$ . Now, w...
<think> Okay, so I need to figure out how many residents in Aimeville own all four things: a diamond ring, a set of golf clubs, a garden spade, and a bag of candy hearts. Let me start by jotting down the given numbers to organize my thoughts. First, the total number of residents is 900. Each resident owns at least one...
[ { "content": "Problem: A list of positive integers has the following properties: $\\bullet$ The sum of the items in the list is $30$ . $\\bullet$ The unique mode of the list is $9$ . $\\bullet$ The median of the list is a positive integer that does not appear in the list itself. Find the sum of the squares...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
1
AIME24
{ "expected_answer": "236", "problem_id": "aime24-1", "reference_solution": "The third condition implies that the list's size must be an even number, as if it were an odd number, the median of the list would surely appear in the list itself. Therefore, we can casework on what even numbers work. Say the size is 2....
<think> Okay, so I need to solve this problem where there's a list of positive integers with certain properties. Let me try to break it down step by step. The problem states: 1. The sum of the items in the list is 30. 2. The unique mode of the list is 9. 3. The median of the list is a positive integer that does not ap...
[ { "content": "Problem: Find the number of ways to place a digit in each cell of a 2x3 grid so that the sum of the two numbers formed by reading left to right is $999$ , and the sum of the three numbers formed by reading top to bottom is $99$ . The grid below is an example of such an arrangement because $8+99...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
2
AIME24
{ "expected_answer": "45", "problem_id": "aime24-2", "reference_solution": "Consider this table: $\\begin{array}{|c|c|c|} \\hline a & b & c \\\\ \\hline d & e & f\\\\ \\hline \\end{array}$ We note that $c+f = 9$ , because $c+f \\leq 18$ , meaning it never achieves a unit's digit sum of $9$ otherwise. Since no...
<think> Okay, so I need to figure out how many ways there are to place digits in a 2x3 grid such that the sum of the two numbers read left to right is 999, and the sum of the three numbers read top to bottom is 99. The example given is: \[ \begin{array}{|c|c|c|} \hline 0 & 0 & 8 \\ \hline 9 & 9 & 1 \\ \hline \end{a...
[ { "content": "Problem: Let $x,y$ and $z$ be positive real numbers that satisfy the following system of equations:\n \\[\\log_2\\left({x \\over yz}\\right) = {1 \\over 2}\\] \\[\\log_2\\left({y \\over xz}\\right) = {1 \\over 3}\\] \\[\\log_2\\left({z \\over xy}\\right) = {1 \\over 4}\\] \nThen the value of...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
3
AIME24
{ "expected_answer": "33", "problem_id": "aime24-3", "reference_solution": "Denote $\\log_2(x) = a$ , $\\log_2(y) = b$ , and $\\log_2(z) = c$ . Then, we have:\n $a-b-c = \\frac{1}{2}$ \n $-a+b-c = \\frac{1}{3}$ \n $-a-b+c = \\frac{1}{4}$ Now, we can solve to get $a = \\frac{-7}{24}, b = \\frac{-9}{24}, c = \\...
<think> Okay, so I have this problem where I need to find the value of |log₂(x⁴y³z²)|, and express it as a fraction m/n where m and n are coprime. Then, find m + n. The variables x, y, z are positive real numbers that satisfy the following system of logarithmic equations: 1. log₂(x/(yz)) = 1/2 2. log₂(y/(xz)) = 1/3 3....
[ { "content": "Problem: Let ABCDEF be a convex equilateral hexagon in which all pairs of opposite sides are parallel. The triangle whose sides are extensions of segments AB, CD, and EF has side lengths 200, 240, and 300. Find the side length of the hexagon.\nMark your solution with \\boxed\nAnswer:", "role":...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
4
AIME24
{ "expected_answer": "80", "problem_id": "aime24-4", "reference_solution": "Draw a good diagram!\nLet $AF \\cap BC$ , $BC \\cap DE$ , and $AF \\cap DE$ be K, L, and M, respectively. Let $KL=200, KM=300, ML=240$ . Notice that all smaller triangles formed are all similar to the larger $(200,240,300)$ triangl...
<think> Okay, so I have this problem about a convex equilateral hexagon where all pairs of opposite sides are parallel. The triangle formed by extending the sides AB, CD, and EF has side lengths 200, 240, and 300. I need to find the side length of the hexagon. Hmm, let me try to visualize this. First, let me recall th...
[ { "content": "Problem: Alice chooses a set $A$ of positive integers. Then Bob lists all finite nonempty sets $B$ of positive integers with the property that the maximum element of $B$ belongs to $A$ . Bob's list has 2024 sets. Find the sum of the elements of A.\nMark your solution with \\boxed\nAnswer:",...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
5
AIME24
{ "expected_answer": "55", "problem_id": "aime24-5", "reference_solution": "Let $k$ be one of the elements in Alices set $A$ of positive integers. The number of sets that Bob lists with the property that their maximum element is k is $2^{k-1}$ , since every positive integer less than k can be in the set or o...
<think> Okay, so let's try to figure out this problem. Alice picks a set A of positive integers. Then Bob makes a list of all finite nonempty sets B of positive integers such that the maximum element of B is in A. The number of such sets B is 2024. We need to find the sum of the elements of A. Hmm, interesting. First,...
[ { "content": "Problem: Let $N$ be the greatest four-digit positive integer with the property that whenever one of its digits is changed to $1$ , the resulting number is divisible by $7$ . Let $Q$ and $R$ be the quotient and remainder, respectively, when $N$ is divided by $1000$ . Find $Q+R$ .\nMark ...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
6
AIME24
{ "expected_answer": "699", "problem_id": "aime24-6", "reference_solution": "We note that by changing a digit to $1$ for the number $\\overline{abcd}$ , we are subtracting the number by either $1000(a-1)$ , $100(b-1)$ , $10(c-1)$ , or $d-1$ . Thus, $1000a + 100b + 10c + d \\equiv 1000(a-1) \\equiv 100(b-1...
<think> Okay, so I need to find the greatest four-digit number N such that if you change any one of its digits to 1, the resulting number is divisible by 7. Then, once I find N, I have to divide it by 1000 to get Q and R, where Q is the quotient and R is the remainder, and then add Q and R together. Hmm, this seems a b...
[ { "content": "Problem: Torus $T$ is the surface produced by revolving a circle with radius $3$ around an axis in the plane of the circle that is a distance $6$ from the center of the circle (so like a donut). Let $S$ be a sphere with a radius $11$ . When $T$ rests on the inside of $S$ , it is intern...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
7
AIME24
{ "expected_answer": "127", "problem_id": "aime24-7", "reference_solution": "First, let's consider a section $\\mathcal{P}$ of the solids, along the axis.\nBy some 3D-Geomerty thinking, we can simply know that the axis crosses the sphere center. So, that is saying, the $\\mathcal{P}$ we took crosses one of th...
<think> Okay, so I need to solve this problem about a torus and a sphere. Let me first try to visualize what's going on here. The torus T is created by revolving a circle with radius 3 around an axis in its plane, where the distance from the center of the circle to the axis is 6. So, that makes sense—the torus is like ...
[ { "content": "Problem: There is a collection of $25$ indistinguishable white chips and $25$ indistinguishable black chips. Find the number of ways to place some of these chips in the $25$ unit cells of a $5\\times5$ grid such that: each cell contains at most one chip all chips in the same row and all ch...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
8
AIME24
{ "expected_answer": "902", "problem_id": "aime24-8", "reference_solution": "The problem says \"some\", so not all cells must be occupied.\nWe start by doing casework on the column on the left. There can be 5,4,3,2, or 1 black chip. The same goes for white chips, so we will multiply by 2 at the end. There is $1$...
<think> Okay, so I need to figure out how many ways there are to place some chips on a 5x5 grid following certain rules. Let me read the problem again to make sure I understand all the conditions. We have 25 white chips and 25 black chips, but they're indistinct, meaning we can't tell them apart. The task is to place ...
[ { "content": "Problem: Let $\\triangle ABC$ have circumcenter $O$ and incenter $I$ with $\\overline{IA}\\perp\\overline{OI}$ , circumradius $13$ , and inradius $6$ . Find $AB\\cdot AC$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
9
AIME24
{ "expected_answer": "468", "problem_id": "aime24-9", "reference_solution": "By Euler's formula $OI^{2}=R(R-2r)$ , we have $OI^{2}=13(13-12)=13$ . Thus, by the Pythagorean theorem, $AI^{2}=13^{2}-13=156$ . Let $AI\\cap(ABC)=M$ ; notice $\\triangle AOM$ is isosceles and $\\overline{OI}\\perp\\overline{AM}$ ...
<think> Okay, so I have this geometry problem here. Let me read it again and make sure I understand all the parts. The problem says: "Let triangle ABC have circumcenter O and incenter I with IA perpendicular to OI, circumradius 13, and inradius 6. Find AB·AC." Alright, so we need to find the product of the lengths of...
[ { "content": "Problem: Find the number of triples of nonnegative integers $(a,b,c)$ satisfying $a + b + c = 300$ and\n \\[a^2b + a^2c + b^2a + b^2c + c^2a + c^2b = 6,000,000.\\]\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
10
AIME24
{ "expected_answer": "601", "problem_id": "aime24-10", "reference_solution": "$ab(a+b)+bc(b+c)+ac(a+c)=300(ab+bc+ac)-3abc=6000000, 100(ab+bc+ac)-abc=2000000$ Note that \n $(100-a)(100-b)(100-c)=1000000-10000(a+b+c)+100(ab+bc+ac)-abc=0$ . Thus, $a/b/c=100$ . There are $201$ cases for each but we need to subtrac...
<think> Okay, so I need to find the number of triples (a, b, c) of nonnegative integers that satisfy two conditions: a + b + c = 300 and a²b + a²c + b²a + b²c + c²a + c²b = 6,000,000. Hmm, let's start by understanding the problem step by step. First, the two equations given. The first one is straightforward: the sum o...
[ { "content": "Problem: Let \\(O=(0,0)\\), \\(A=\\left(\\tfrac{1}{2},0\\right)\\), and \\(B=\\left(0,\\tfrac{\\sqrt{3}}{2}\\right)\\) be points in the coordinate plane. Let \\(\\mathcal{F}\\) be the family of segments \\(\\overline{PQ}\\) of unit length lying in the first quadrant with \\(P\\) on the \\(x\\)-axi...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
11
AIME24
{ "expected_answer": "23", "problem_id": "aime24-11", "reference_solution": "Begin by finding the equation of the line $\\overline{AB}$ : $y= -\\sqrt{3}x+\\frac{\\sqrt{3}}{2}$ Now, consider the general equation of all lines that belong to $\\mathcal{F}$ . Let $P$ be located at $(a,0)$ and $Q$ be located...
<think> Okay, so I need to solve this geometry problem. Let me read it again and make sure I understand all the parts. We have three points: O at (0,0), A at (1/2, 0), and B at (0, sqrt(3)/2). The family F consists of segments PQ of unit length lying in the first quadrant, where P is on the x-axis and Q is on the y-ax...
[ { "content": "Problem: Let $\\omega\\neq 1$ be a 13th root of unity. Find the remainder when\n \\[\\prod_{k=0}^{12}(2-2\\omega^k+\\omega^{2k})\\] \nis divided by 1000.\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
12
AIME24
{ "expected_answer": "321", "problem_id": "aime24-12", "reference_solution": "\\[\\prod_{k=0}^{12} \\left(2- 2\\omega^k + \\omega^{2k}\\right) = \\prod_{k=0}^{12} \\left((1 - \\omega^k)^2 + 1\\right) = \\prod_{k=0}^{12} \\left((1 + i) - \\omega^k)((1 - i) - \\omega^k\\right)\\] Now, we consider the polynomial $x...
<think> Okay, so I need to find the remainder when the product \(\prod_{k=0}^{12}(2 - 2\omega^k + \omega^{2k})\) is divided by 1000, where \(\omega\) is a 13th root of unity not equal to 1. Hmm, let's start by understanding the problem step by step. First, since \(\omega\) is a primitive 13th root of unity, we know th...
[ { "content": "Problem: Let \\(b\\ge 2\\) be an integer. Call a positive integer \\(n\\) \\(b\\text-\\textit{eautiful}\\) if it has exactly two digits when expressed in base \\(b\\) and these two digits sum to \\(\\sqrt n\\). For example, \\(81\\) is \\(13\\text-\\textit{eautiful}\\) because \\(81 = \\underlin...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
13
AIME24
{ "expected_answer": "211", "problem_id": "aime24-13", "reference_solution": "We write the base- $b$ two-digit integer as $\\left( xy \\right)_b$ .\nThus, this number satisfies\n \\[ \\left( x + y \\right)^2 = b x + y \\] \nwith $x \\in \\left\\{ 1, 2, \\cdots , b-1 \\right\\}$ and $y \\in \\left\\{ 0, 1, \\...
<think> Okay, so I need to find the least integer b (where b is at least 2) such that there are more than ten b-eautiful numbers. Let me first make sure I understand what a b-eautiful number is. A positive integer n is called b-eautiful if when you express it in base b, it has exactly two digits, and the sum of those...
[ { "content": "Problem: Find the number of rectangles that can be formed inside a fixed regular dodecagon ( $12$ -gon) where each side of the rectangle lies on either a side or a diagonal of the dodecagon. The diagram below shows three of those rectangles. [asy] unitsize(0.6 inch); for(int i=0; i<360; i+=30) { d...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
14
AIME24
{ "expected_answer": "315", "problem_id": "aime24-14", "reference_solution": "By Furaken There are two kinds of such rectangles: those whose sides are parallel to some edges of the regular 12-gon (Case 1), and those whose sides are not (Case 2). For Case 1, WLOG assume that the rectangle's sides are horizontal an...
<think> Okay, so I need to find the number of rectangles that can be formed inside a regular dodecagon (12-gon) where each side of the rectangle lies on either a side or a diagonal of the dodecagon. The Asymptote code provided draws a dodecagon with some diagonals and a shaded rectangle. The problem mentions three rect...
[ { "content": "Problem: Every morning Aya goes for a $9$ -kilometer-long walk and stops at a coffee shop afterwards. When she walks at a constant speed of $s$ kilometers per hour, the walk takes her 4 hours, including $t$ minutes spent in the coffee shop. When she walks $s+2$ kilometers per hour, the walk...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
15
AIME24
{ "expected_answer": "204", "problem_id": "aime24-15", "reference_solution": "$\\frac{9}{s} + t = 4$ in hours and $\\frac{9}{s+2} + t = 2.4$ in hours. Subtracting the second equation from the first, we get, $\\frac{9}{s} - \\frac{9}{s+2} = 1.6$ Multiplying by $(s)(s+2)$ , we get $9s+18-9s=18=1.6s^{2} + 3.2s$ ...
<think> Okay, let's see. I need to solve this problem about Aya's walk and the coffee shop time. Let me read it again carefully. So, every morning, Aya walks 9 kilometers. She stops at a coffee shop afterwards, and the time she spends there is t minutes. The problem gives two different scenarios with different walking...
[ { "content": "Problem: There exist real numbers $x$ and $y$ , both greater than 1, such that $\\log_x\\left(y^x\\right)=\\log_y\\left(x^{4y}\\right)=10$ . Find $xy$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
16
AIME24
{ "expected_answer": "25", "problem_id": "aime24-16", "reference_solution": "By properties of logarithms, we can simplify the given equation to $x\\log_xy=4y\\log_yx=10$ . Let us break this into two separate equations: \\[x\\log_xy=10\\] \n \\[4y\\log_yx=10.\\] \nWe multiply the two equations to get: \n \\[4xy\\...
<think> Okay, so I have this problem here where I need to find real numbers x and y, both greater than 1, such that two logarithmic expressions are equal to 10. The equations given are log base x of y^x equals 10, and log base y of x^(4y) also equals 10. Then, I need to find the product xy. Hmm, let's try to break this...
[ { "content": "Problem: Alice and Bob play the following game. A stack of $n$ tokens lies before them. The players take turns with Alice going first. On each turn, the player removes either $1$ token or $4$ tokens from the stack. Whoever removes the last token wins. Find the number of positive integers $n...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
17
AIME24
{ "expected_answer": "809", "problem_id": "aime24-17", "reference_solution": "Let's first try some experimentation. Alice obviously wins if there is one coin. She will just take it and win. If there are 2 remaining, then Alice will take one and then Bob will take one, so Bob wins. If there are $3$ , Alice will t...
<think> Okay, so Alice and Bob are playing this game where there's a stack of n tokens. They take turns, starting with Alice. Each turn, a player can remove either 1 or 4 tokens. The person who takes the last token wins. The question is asking how many positive integers n ≤ 2024 allow Bob to have a winning strategy no ...
[ { "content": "Problem: Jen enters a lottery by picking $4$ distinct numbers from $S=\\{1,2,3,\\cdots,9,10\\}.$ $4$ numbers are randomly chosen from $S.$ She wins a prize if at least two of her numbers were $2$ of the randomly chosen numbers, and wins the grand prize if all four of her numbers were the...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
18
AIME24
{ "expected_answer": "116", "problem_id": "aime24-18", "reference_solution": "This is a conditional probability problem. Bayes' Theorem states that \n \\[P(A|B)=\\dfrac{P(B|A)\\cdot P(A)}{P(B)}\\] in other words, the probability of $A$ given $B$ is equal to the probability of $B$ given $A$ times the proba...
<think> Okay, so I need to find the probability that Jen wins the grand prize given that she won a prize. The problem states that Jen picks 4 distinct numbers from the set S = {1,2,3,...,9,10}, and 4 numbers are randomly chosen. She wins a prize if at least two of her numbers match the randomly chosen numbers, and the ...
[ { "content": "Problem: Rectangles $ABCD$ and $EFGH$ are drawn such that $D,E,C,F$ are collinear. Also, $A,D,H,G$ all lie on a circle. If $BC=16$ , $AB=107$ , $FG=17$ , and $EF=184$ , what is the length of $CE$ ? [asy] import graph; unitsize(0.1cm); pair A = (0,0);pair B = (70,0);pair C = (70,16);pai...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
19
AIME24
{ "expected_answer": "104", "problem_id": "aime24-19", "reference_solution": "We use simple geometry to solve this problem. [asy] import graph; unitsize(0.1cm); pair A = (0,0);pair B = (107,0);pair C = (107,16);pair D = (0,16);pair E = (3,16);pair F = (187,16);pair G = (187,33);pair H = (3,33); label(\"$A$\", A,...
<think> Okay, so I have this problem with two rectangles, ABCD and EFGH. The points D, E, C, F are collinear, which means they all lie on a straight line. Also, points A, D, H, G lie on a circle. The given lengths are BC = 16, AB = 107, FG = 17, and EF = 184. I need to find the length of CE. First, let me visualize th...
[ { "content": "Problem: Consider the paths of length $16$ that follow the lines from the lower left corner to the upper right corner on an $8\\times 8$ grid. Find the number of such paths that change direction exactly four times, as in the examples shown below. [asy] size(10cm); usepackage(\"tikz\");label(\"...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
20
AIME24
{ "expected_answer": "294", "problem_id": "aime24-20", "reference_solution": "We divide the path into eight “ $R$ ” movements and eight “ $U$ ” movements. Five sections of alternative $RURUR$ or $URURU$ are necessary in order to make four “turns.” We use the first case and multiply by $2$ . <br/>\nFor $U$ ,...
<think> Okay, so I need to figure out how many paths of length 16 on an 8x8 grid start at the lower left corner and end at the upper right corner, changing direction exactly four times. The examples given in the Asymptote code show two different paths: one that goes right, then up, then right, then up, and another that...
[ { "content": "Problem: Find the largest possible real part of \\[(75+117i)z+\\frac{96+144i}{z}\\] where $z$ is a complex number with $|z|=4$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
21
AIME24
{ "expected_answer": "540", "problem_id": "aime24-21", "reference_solution": "Let $z=a+bi$ such that $a^2+b^2=4^2=16$ . The expression becomes: \\[(75+117i)(a+bi)+\\dfrac{96+144i}{a+bi}.\\] Call this complex number $w$ . We simplify this expression. \\begin{align*}\nw&=(75+117i)(a+bi)+\\dfrac{96+144i}{a+bi} \...
<think> Okay, so I need to find the largest possible real part of the expression (75 + 117i)z + (96 + 144i)/z, where z is a complex number with |z| = 4. Hmm, let's start by understanding what's given here. First, z is a complex number on the circle with radius 4 centered at the origin. So, |z| = 4. The expression we n...
[ { "content": "Problem: Eight circles of radius $34$ are sequentially tangent, and two of the circles are tangent to $AB$ and $BC$ of triangle $ABC$ , respectively. $2024$ circles of radius $1$ can be arranged in the same manner. The inradius of triangle $ABC$ can be expressed as $\\frac{m}{n}$ , w...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
22
AIME24
{ "expected_answer": "197", "problem_id": "aime24-22", "reference_solution": "Draw an altitude from both end circles of the diagram with the circles of radius one, and call the lengths you get drawing the altitudes of the circles down to $BC$ $a$ and $b$ . Now we have the length of side $BC$ of being $(2)...
<think> Okay, so I need to solve this geometry problem where there's a triangle ABC with eight circles of radius 34 arranged sequentially tangent. Two of these circles are tangent to sides AB and BC. Then, there are 2024 circles of radius 1 arranged in the same manner. The question is asking for the inradius of triangl...
[ { "content": "Problem: Let $A$ , $B$ , $C$ , and $D$ be points on the hyperbola $\\frac{x^2}{20}- \\frac{y^2}{24} = 1$ such that $ABCD$ is a rhombus whose diagonals intersect at the origin. Find the greatest real number that is less than $BD^2$ for all such rhombi.\nMark your solution with \\boxed\nA...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
23
AIME24
{ "expected_answer": "480", "problem_id": "aime24-23", "reference_solution": "A quadrilateral is a rhombus if and only if its two diagonals bisect each other and are perpendicular to each other. The first condition is automatically satisfied because of the hyperbola's symmetry about the origin. To satisfy the sec...
<think> Okay, so I need to find the greatest real number that is less than BD² for all rhombi ABCD on the hyperbola x²/20 - y²/24 = 1, where the diagonals intersect at the origin. Hmm, let's start by recalling some properties of rhombuses and hyperbolas. First, a rhombus has all sides equal, and its diagonals bisect e...
[ { "content": "Problem: Let $ABC$ be a triangle inscribed in circle $\\omega$ . Let the tangents to $\\omega$ at $B$ and $C$ intersect at point $D$ , and let $\\overline{AD}$ intersect $\\omega$ at $P$ . If $AB=5$ , $BC=9$ , and $AC=10$ , $AP$ can be written as the form $\\frac{m}{n}$ , wher...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
24
AIME24
{ "expected_answer": "113", "problem_id": "aime24-24", "reference_solution": "From the tangency condition we have $\\let\\angle BCD = \\let\\angle CBD = \\let\\angle A$ . With LoC we have $\\cos(A) = \\frac{25+100-81}{2*5*10} = \\frac{11}{25}$ and $\\cos(B) = \\frac{81+25-100}{2*9*5} = \\frac{1}{15}$ . Then, ...
<think> Okay, so I have this geometry problem here. Let me read it again and make sure I understand all the parts. We have triangle ABC inscribed in a circle ω. The tangents to ω at points B and C intersect at point D. Then, the line AD intersects ω again at point P. We're given the lengths AB = 5, BC = 9, and AC = 10...
[ { "content": "Problem: Each vertex of a regular octagon is independently colored either red or blue with equal probability. The probability that the octagon can then be rotated so that all of the blue vertices end up at positions where there were originally red vertices is $\\tfrac{m}{n}$ , where $m$ and $n...
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0
25
AIME24
{ "expected_answer": "371", "problem_id": "aime24-25", "reference_solution": "Notice that the question's condition mandates all blues to go to reds, but reds do not necessarily have to go to blue. Let us do casework on how many blues there are. If there are no blues whatsoever, there is only one case. This case i...
<think> Okay, so I have this problem about a regular octagon where each vertex is colored either red or blue with equal probability. I need to find the probability that the octagon can be rotated such that all the blue vertices end up at positions where there were originally red vertices. The answer should be in the fo...
[ { "content": "Problem: Define $f(x)=|| x|-\\tfrac{1}{2}|$ and $g(x)=|| x|-\\tfrac{1}{4}|$ . Find the number of intersections of the graphs of \\[y=4 g(f(\\sin (2 \\pi x))) \\quad\\text{ and }\\quad x=4 g(f(\\cos (3 \\pi y))).\\]\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
26
AIME24
{ "expected_answer": "385", "problem_id": "aime24-26", "reference_solution": "If we graph $4g(f(x))$ , we see it forms a sawtooth graph that oscillates between $0$ and $1$ (for values of $x$ between $-1$ and $1$ , which is true because the arguments are between $-1$ and $1$ ). Thus by precariously dr...
<think> Okay, so I need to find the number of intersections between the graphs of y = 4g(f(sin(2πx))) and x = 4g(f(cos(3πy))). Hmm, that looks pretty complicated with all the absolute value functions and compositions. Let me try to break this down step by step. First, let me understand what the functions f and g are. ...
[ { "content": "Problem: Let $p$ be the least prime number for which there exists a positive integer $n$ such that $n^{4}+1$ is divisible by $p^{2}$ . Find the least positive integer $m$ such that $m^{4}+1$ is divisible by $p^{2}$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
27
AIME24
{ "expected_answer": "110", "problem_id": "aime24-27", "reference_solution": "If \\(p=2\\), then \\(4\\mid n^4+1\\) for some integer \\(n\\). But \\(\\left(n^2\\right)^2\\equiv0\\) or \\(1\\pmod4\\), so it is impossible. Thus \\(p\\) is an odd prime. For integer \\(n\\) such that \\(p^2\\mid n^4+1\\), we have \\(...
<think> Okay, so I need to find the least prime number p such that there exists a positive integer n where p² divides n⁴ + 1. Then, once I find that p, I have to find the smallest positive integer m for which m⁴ + 1 is divisible by p². Hmm, let's start by understanding what the problem is asking for. First, primes and...
[ { "content": "Problem: Let $ABCD$ be a tetrahedron such that $AB=CD= \\sqrt{41}$ , $AC=BD= \\sqrt{80}$ , and $BC=AD= \\sqrt{89}$ . There exists a point $I$ inside the tetrahedron such that the distances from $I$ to each of the faces of the tetrahedron are all equal. This distance can be written in the ...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
28
AIME24
{ "expected_answer": "104", "problem_id": "aime24-28", "reference_solution": "Notice that \\(41=4^2+5^2\\), \\(89=5^2+8^2\\), and \\(80=8^2+4^2\\), let \\(A~(0,0,0)\\), \\(B~(4,5,0)\\), \\(C~(0,5,8)\\), and \\(D~(4,0,8)\\). Then the plane \\(BCD\\) has a normal\n\\begin{equation*}\n\\mathbf n:=\\frac14\\overright...
<think> Okay, so I have this tetrahedron ABCD with specific edge lengths: AB and CD are both √41, AC and BD are √80, BC and AD are √89. There's a point I inside the tetrahedron that's equidistant from all four faces. I need to find that distance, which is given in the form m√n/p, and then compute m + n + p. Alright, le...
[ { "content": "Problem: Let $\\mathcal{B}$ be the set of rectangular boxes with surface area $54$ and volume $23$ . Let $r$ be the radius of the smallest sphere that can contain each of the rectangular boxes that are elements of $\\mathcal{B}$ . The value of $r^2$ can be written as $\\frac{p}{q}$ , wh...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 0, "temperature": 0.7 }
0
29
AIME24
{ "expected_answer": "721", "problem_id": "aime24-29", "reference_solution": "Observe that the \"worst\" possible box is one of the maximum possible length. \nBy symmetry, the height and the width are the same in this antioptimal box. (If the height and width weren't the same, the extra difference between them co...
<think> Okay, so I need to find the radius of the smallest sphere that can contain every rectangular box in the set B, where each box has a surface area of 54 and a volume of 23. Then, I have to compute r² as a reduced fraction and find p + q. Hmm, let's start by understanding the problem step by step. First, a rectan...
[ { "content": "Problem: Among the 900 residents of Aimeville, there are 195 who own a diamond ring, 367 who own a set of golf clubs, and 562 who own a garden spade. In addition, each of the 900 residents owns a bag of candy hearts. There are 437 residents who own exactly two of these things, and 234 residents wh...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
0
AIME24
{ "expected_answer": "73", "problem_id": "aime24-0", "reference_solution": "Let $w,x,y,z$ denote the number of residents who own 1,2,3 and 4 of these items, respectively. We know $w+x+y+z=900$ , since there are 900 residents in total. This simplifies to $w+z=229$ , since we know $x=437$ and $y=234$ . Now, w...
<think> Alright, let me try to figure out this problem. So, we have 900 residents in Aimeville, and each owns at least a bag of candy hearts. Then there are three other items: diamond ring, golf clubs, and garden spade. The numbers given are: - Diamond ring: 195 - Golf clubs: 367 - Garden spade: 562 And everyone owns...
[ { "content": "Problem: A list of positive integers has the following properties: $\\bullet$ The sum of the items in the list is $30$ . $\\bullet$ The unique mode of the list is $9$ . $\\bullet$ The median of the list is a positive integer that does not appear in the list itself. Find the sum of the squares...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
1
AIME24
{ "expected_answer": "236", "problem_id": "aime24-1", "reference_solution": "The third condition implies that the list's size must be an even number, as if it were an odd number, the median of the list would surely appear in the list itself. Therefore, we can casework on what even numbers work. Say the size is 2....
<think> Alright, let's tackle this problem step by step. So, we have a list of positive integers with some specific properties. Let me list out the requirements again to make sure I don't miss anything: 1. The sum of the items is 30. 2. The unique mode is 9. That means 9 appears more times than any other number in the...
[ { "content": "Problem: Find the number of ways to place a digit in each cell of a 2x3 grid so that the sum of the two numbers formed by reading left to right is $999$ , and the sum of the three numbers formed by reading top to bottom is $99$ . The grid below is an example of such an arrangement because $8+99...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
2
AIME24
{ "expected_answer": "45", "problem_id": "aime24-2", "reference_solution": "Consider this table: $\\begin{array}{|c|c|c|} \\hline a & b & c \\\\ \\hline d & e & f\\\\ \\hline \\end{array}$ We note that $c+f = 9$ , because $c+f \\leq 18$ , meaning it never achieves a unit's digit sum of $9$ otherwise. Since no...
<think> Alright, let's tackle this problem. So, we need to find the number of ways to place digits in a 2x3 grid such that two conditions are satisfied: 1. The sum of the two numbers formed by reading left to right (i.e., the top row and the bottom row) is 999. 2. The sum of the three numbers formed by reading top to ...
[ { "content": "Problem: Let $x,y$ and $z$ be positive real numbers that satisfy the following system of equations:\n \\[\\log_2\\left({x \\over yz}\\right) = {1 \\over 2}\\] \\[\\log_2\\left({y \\over xz}\\right) = {1 \\over 3}\\] \\[\\log_2\\left({z \\over xy}\\right) = {1 \\over 4}\\] \nThen the value of...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
3
AIME24
{ "expected_answer": "33", "problem_id": "aime24-3", "reference_solution": "Denote $\\log_2(x) = a$ , $\\log_2(y) = b$ , and $\\log_2(z) = c$ . Then, we have:\n $a-b-c = \\frac{1}{2}$ \n $-a+b-c = \\frac{1}{3}$ \n $-a-b+c = \\frac{1}{4}$ Now, we can solve to get $a = \\frac{-7}{24}, b = \\frac{-9}{24}, c = \\...
<think> Alright, let's see. I need to solve this system of logarithmic equations involving x, y, and z. The problem gives three equations: 1. log₂(x/(y z)) = 1/2 2. log₂(y/(x z)) = 1/3 3. log₂(z/(x y)) = 1/4 And then I need to find |log₂(x⁴ y³ z²)|, express it as a reduced fraction m/n, and then give m + n. Hmm. Okay...
[ { "content": "Problem: Let ABCDEF be a convex equilateral hexagon in which all pairs of opposite sides are parallel. The triangle whose sides are extensions of segments AB, CD, and EF has side lengths 200, 240, and 300. Find the side length of the hexagon.\nMark your solution with \\boxed\nAnswer:", "role":...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
4
AIME24
{ "expected_answer": "80", "problem_id": "aime24-4", "reference_solution": "Draw a good diagram!\nLet $AF \\cap BC$ , $BC \\cap DE$ , and $AF \\cap DE$ be K, L, and M, respectively. Let $KL=200, KM=300, ML=240$ . Notice that all smaller triangles formed are all similar to the larger $(200,240,300)$ triangl...
<think> Okay, so I need to find the side length of this convex equilateral hexagon ABCDEF. All the sides are equal, and opposite sides are parallel. Also, the triangle formed by extending the sides AB, CD, and EF has side lengths 200, 240, and 300. Hmm, let me try to visualize this. First, since it's a convex equilate...
[ { "content": "Problem: Alice chooses a set $A$ of positive integers. Then Bob lists all finite nonempty sets $B$ of positive integers with the property that the maximum element of $B$ belongs to $A$ . Bob's list has 2024 sets. Find the sum of the elements of A.\nMark your solution with \\boxed\nAnswer:",...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
5
AIME24
{ "expected_answer": "55", "problem_id": "aime24-5", "reference_solution": "Let $k$ be one of the elements in Alices set $A$ of positive integers. The number of sets that Bob lists with the property that their maximum element is k is $2^{k-1}$ , since every positive integer less than k can be in the set or o...
<think> Okay, let me try to figure out this problem. So, Alice picks a set A of positive integers. Then Bob makes a list of all finite nonempty sets B where the maximum element of B is in A. The number of such sets B is 2024. We need to find the sum of the elements of A. Hmm, okay. Let's break this down. First, let's ...
[ { "content": "Problem: Let $N$ be the greatest four-digit positive integer with the property that whenever one of its digits is changed to $1$ , the resulting number is divisible by $7$ . Let $Q$ and $R$ be the quotient and remainder, respectively, when $N$ is divided by $1000$ . Find $Q+R$ .\nMark ...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
6
AIME24
{ "expected_answer": "699", "problem_id": "aime24-6", "reference_solution": "We note that by changing a digit to $1$ for the number $\\overline{abcd}$ , we are subtracting the number by either $1000(a-1)$ , $100(b-1)$ , $10(c-1)$ , or $d-1$ . Thus, $1000a + 100b + 10c + d \\equiv 1000(a-1) \\equiv 100(b-1...
<think> Okay, so I need to find the greatest four-digit number N such that if any one of its digits is changed to 1, the resulting number is divisible by 7. Then, once I find N, I need to divide it by 1000, get the quotient Q and remainder R, and add them together to get Q + R. Hmm, that sounds a bit tricky, but let's ...
[ { "content": "Problem: Torus $T$ is the surface produced by revolving a circle with radius $3$ around an axis in the plane of the circle that is a distance $6$ from the center of the circle (so like a donut). Let $S$ be a sphere with a radius $11$ . When $T$ rests on the inside of $S$ , it is intern...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
7
AIME24
{ "expected_answer": "127", "problem_id": "aime24-7", "reference_solution": "First, let's consider a section $\\mathcal{P}$ of the solids, along the axis.\nBy some 3D-Geomerty thinking, we can simply know that the axis crosses the sphere center. So, that is saying, the $\\mathcal{P}$ we took crosses one of th...
<think> Okay, so I need to solve this problem about a torus and a sphere. Let me first try to visualize what's going on here. The torus T is created by revolving a circle with radius 3 around an axis that's 6 units away from the center of the circle. So, that makes sense—the distance from the center of the generating c...
[ { "content": "Problem: There is a collection of $25$ indistinguishable white chips and $25$ indistinguishable black chips. Find the number of ways to place some of these chips in the $25$ unit cells of a $5\\times5$ grid such that: each cell contains at most one chip all chips in the same row and all ch...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
8
AIME24
{ "expected_answer": "902", "problem_id": "aime24-8", "reference_solution": "The problem says \"some\", so not all cells must be occupied.\nWe start by doing casework on the column on the left. There can be 5,4,3,2, or 1 black chip. The same goes for white chips, so we will multiply by 2 at the end. There is $1$...
<think> Okay, let me try to figure out this problem. So, we have 25 white chips and 25 black chips, all indistinct. We need to place some of them in a 5x5 grid where each cell can have at most one chip. The conditions are that in each row, all chips must be the same color, and similarly, in each column, all chips must ...
[ { "content": "Problem: Let $\\triangle ABC$ have circumcenter $O$ and incenter $I$ with $\\overline{IA}\\perp\\overline{OI}$ , circumradius $13$ , and inradius $6$ . Find $AB\\cdot AC$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
9
AIME24
{ "expected_answer": "468", "problem_id": "aime24-9", "reference_solution": "By Euler's formula $OI^{2}=R(R-2r)$ , we have $OI^{2}=13(13-12)=13$ . Thus, by the Pythagorean theorem, $AI^{2}=13^{2}-13=156$ . Let $AI\\cap(ABC)=M$ ; notice $\\triangle AOM$ is isosceles and $\\overline{OI}\\perp\\overline{AM}$ ...
<think> Alright, let's tackle this geometry problem step by step. The problem states: *Let triangle ABC have circumcenter O and incenter I with IA perpendicular to OI, circumradius 13, and inradius 6. Find AB·AC.* First, let me recall some important concepts and formulas related to triangle centers, circumradius, inr...
[ { "content": "Problem: Find the number of triples of nonnegative integers $(a,b,c)$ satisfying $a + b + c = 300$ and\n \\[a^2b + a^2c + b^2a + b^2c + c^2a + c^2b = 6,000,000.\\]\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
10
AIME24
{ "expected_answer": "601", "problem_id": "aime24-10", "reference_solution": "$ab(a+b)+bc(b+c)+ac(a+c)=300(ab+bc+ac)-3abc=6000000, 100(ab+bc+ac)-abc=2000000$ Note that \n $(100-a)(100-b)(100-c)=1000000-10000(a+b+c)+100(ab+bc+ac)-abc=0$ . Thus, $a/b/c=100$ . There are $201$ cases for each but we need to subtrac...
<think> Alright, so I need to find the number of triples of nonnegative integers (a, b, c) such that a + b + c = 300 and the expression a²b + a²c + b²a + b²c + c²a + c²b equals 6,000,000. Hmm, okay. Let me start by understanding the problem better. First, the constraints are that a, b, c are nonnegative integers addin...
[ { "content": "Problem: Let \\(O=(0,0)\\), \\(A=\\left(\\tfrac{1}{2},0\\right)\\), and \\(B=\\left(0,\\tfrac{\\sqrt{3}}{2}\\right)\\) be points in the coordinate plane. Let \\(\\mathcal{F}\\) be the family of segments \\(\\overline{PQ}\\) of unit length lying in the first quadrant with \\(P\\) on the \\(x\\)-axi...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
11
AIME24
{ "expected_answer": "23", "problem_id": "aime24-11", "reference_solution": "Begin by finding the equation of the line $\\overline{AB}$ : $y= -\\sqrt{3}x+\\frac{\\sqrt{3}}{2}$ Now, consider the general equation of all lines that belong to $\\mathcal{F}$ . Let $P$ be located at $(a,0)$ and $Q$ be located...
<think> Alright, let me try to figure out this problem step by step. So, we have points O=(0,0), A=(1/2, 0), and B=(0, sqrt(3)/2). The family F consists of all segments PQ of unit length in the first quadrant, where P is on the x-axis and Q is on the y-axis. We need to find a unique point C on segment AB (other than A ...
[ { "content": "Problem: Let $\\omega\\neq 1$ be a 13th root of unity. Find the remainder when\n \\[\\prod_{k=0}^{12}(2-2\\omega^k+\\omega^{2k})\\] \nis divided by 1000.\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
12
AIME24
{ "expected_answer": "321", "problem_id": "aime24-12", "reference_solution": "\\[\\prod_{k=0}^{12} \\left(2- 2\\omega^k + \\omega^{2k}\\right) = \\prod_{k=0}^{12} \\left((1 - \\omega^k)^2 + 1\\right) = \\prod_{k=0}^{12} \\left((1 + i) - \\omega^k)((1 - i) - \\omega^k\\right)\\] Now, we consider the polynomial $x...
<think> Alright, so I need to find the remainder when the product \(\prod_{k=0}^{12}(2 - 2\omega^k + \omega^{2k})\) is divided by 1000, where \(\omega \neq 1\) is a 13th root of unity. Hmm, okay. Let's start by understanding the problem. First, \(\omega\) is a primitive 13th root of unity, meaning \(\omega^{13} = 1\) ...
[ { "content": "Problem: Let \\(b\\ge 2\\) be an integer. Call a positive integer \\(n\\) \\(b\\text-\\textit{eautiful}\\) if it has exactly two digits when expressed in base \\(b\\) and these two digits sum to \\(\\sqrt n\\). For example, \\(81\\) is \\(13\\text-\\textit{eautiful}\\) because \\(81 = \\underlin...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
13
AIME24
{ "expected_answer": "211", "problem_id": "aime24-13", "reference_solution": "We write the base- $b$ two-digit integer as $\\left( xy \\right)_b$ .\nThus, this number satisfies\n \\[ \\left( x + y \\right)^2 = b x + y \\] \nwith $x \\in \\left\\{ 1, 2, \\cdots , b-1 \\right\\}$ and $y \\in \\left\\{ 0, 1, \\...
<think> Alright, let's tackle this problem step by step. The question is about finding the least integer \( b \geq 2 \) such that there are more than ten \( b \)-beautiful integers. An integer \( n \) is \( b \)-beautiful if it has exactly two digits in base \( b \), and the sum of these two digits equals \( \sqrt{n} \...
[ { "content": "Problem: Find the number of rectangles that can be formed inside a fixed regular dodecagon ( $12$ -gon) where each side of the rectangle lies on either a side or a diagonal of the dodecagon. The diagram below shows three of those rectangles. [asy] unitsize(0.6 inch); for(int i=0; i<360; i+=30) { d...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
14
AIME24
{ "expected_answer": "315", "problem_id": "aime24-14", "reference_solution": "By Furaken There are two kinds of such rectangles: those whose sides are parallel to some edges of the regular 12-gon (Case 1), and those whose sides are not (Case 2). For Case 1, WLOG assume that the rectangle's sides are horizontal an...
<think> Alright, so I need to find the number of rectangles that can be formed inside a regular dodecagon (12-gon) where each side of the rectangle lies on either a side or a diagonal of the dodecagon. The problem mentions that each side of the rectangle must be on a side or a diagonal, so the rectangle's edges can't j...
[ { "content": "Problem: Every morning Aya goes for a $9$ -kilometer-long walk and stops at a coffee shop afterwards. When she walks at a constant speed of $s$ kilometers per hour, the walk takes her 4 hours, including $t$ minutes spent in the coffee shop. When she walks $s+2$ kilometers per hour, the walk...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
15
AIME24
{ "expected_answer": "204", "problem_id": "aime24-15", "reference_solution": "$\\frac{9}{s} + t = 4$ in hours and $\\frac{9}{s+2} + t = 2.4$ in hours. Subtracting the second equation from the first, we get, $\\frac{9}{s} - \\frac{9}{s+2} = 1.6$ Multiplying by $(s)(s+2)$ , we get $9s+18-9s=18=1.6s^{2} + 3.2s$ ...
<think> Okay, let me try to figure out this problem step by step. So, Aya walks 9 kilometers every morning. Depending on her speed, the time she takes changes, and she also spends some time at a coffee shop, which is the same t minutes in both scenarios. We need to find out how long her walk takes when she walks at s +...
[ { "content": "Problem: There exist real numbers $x$ and $y$ , both greater than 1, such that $\\log_x\\left(y^x\\right)=\\log_y\\left(x^{4y}\\right)=10$ . Find $xy$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
16
AIME24
{ "expected_answer": "25", "problem_id": "aime24-16", "reference_solution": "By properties of logarithms, we can simplify the given equation to $x\\log_xy=4y\\log_yx=10$ . Let us break this into two separate equations: \\[x\\log_xy=10\\] \n \\[4y\\log_yx=10.\\] \nWe multiply the two equations to get: \n \\[4xy\\...
<think> Okay, so I need to solve this problem where there are real numbers x and y, both greater than 1, such that log_x(y^x) = 10 and log_y(x^{4y}) = 10. Then I have to find the product xy. Hmm, let's break this down step by step. First, let me recall some logarithm properties. The logarithm log_b(a) is equal to ln(a...
[ { "content": "Problem: Alice and Bob play the following game. A stack of $n$ tokens lies before them. The players take turns with Alice going first. On each turn, the player removes either $1$ token or $4$ tokens from the stack. Whoever removes the last token wins. Find the number of positive integers $n...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
17
AIME24
{ "expected_answer": "809", "problem_id": "aime24-17", "reference_solution": "Let's first try some experimentation. Alice obviously wins if there is one coin. She will just take it and win. If there are 2 remaining, then Alice will take one and then Bob will take one, so Bob wins. If there are $3$ , Alice will t...
<think> Okay, so Alice and Bob are playing this game with a stack of n tokens. They take turns, starting with Alice. Each turn, a player can remove either 1 or 4 tokens. The person who takes the last token wins. We need to find how many positive integers n ≤ 2024 allow Bob to have a winning strategy no matter what Alic...
[ { "content": "Problem: Jen enters a lottery by picking $4$ distinct numbers from $S=\\{1,2,3,\\cdots,9,10\\}.$ $4$ numbers are randomly chosen from $S.$ She wins a prize if at least two of her numbers were $2$ of the randomly chosen numbers, and wins the grand prize if all four of her numbers were the...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
18
AIME24
{ "expected_answer": "116", "problem_id": "aime24-18", "reference_solution": "This is a conditional probability problem. Bayes' Theorem states that \n \\[P(A|B)=\\dfrac{P(B|A)\\cdot P(A)}{P(B)}\\] in other words, the probability of $A$ given $B$ is equal to the probability of $B$ given $A$ times the proba...
<think> Okay, so here's this problem about Jen entering a lottery. Let me try to parse it step by step. Jen picks 4 distinct numbers from the set S = {1,2,3,...,9,10}. Then, 4 numbers are randomly chosen from S. She wins a prize if at least two of her numbers were 2 of the randomly chosen numbers. Wait, hold on. Wait...
[ { "content": "Problem: Rectangles $ABCD$ and $EFGH$ are drawn such that $D,E,C,F$ are collinear. Also, $A,D,H,G$ all lie on a circle. If $BC=16$ , $AB=107$ , $FG=17$ , and $EF=184$ , what is the length of $CE$ ? [asy] import graph; unitsize(0.1cm); pair A = (0,0);pair B = (70,0);pair C = (70,16);pai...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
19
AIME24
{ "expected_answer": "104", "problem_id": "aime24-19", "reference_solution": "We use simple geometry to solve this problem. [asy] import graph; unitsize(0.1cm); pair A = (0,0);pair B = (107,0);pair C = (107,16);pair D = (0,16);pair E = (3,16);pair F = (187,16);pair G = (187,33);pair H = (3,33); label(\"$A$\", A,...
<think> Okay, let me try to figure out this problem step by step. So we have two rectangles, ABCD and EFGH. The points D, E, C, F are collinear. Also, points A, D, H, G lie on a circle. We need to find the length of CE. The given lengths are BC=16, AB=107, FG=17, and EF=184. First, let me visualize the Asymptote diag...
[ { "content": "Problem: Consider the paths of length $16$ that follow the lines from the lower left corner to the upper right corner on an $8\\times 8$ grid. Find the number of such paths that change direction exactly four times, as in the examples shown below. [asy] size(10cm); usepackage(\"tikz\");label(\"...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
20
AIME24
{ "expected_answer": "294", "problem_id": "aime24-20", "reference_solution": "We divide the path into eight “ $R$ ” movements and eight “ $U$ ” movements. Five sections of alternative $RURUR$ or $URURU$ are necessary in order to make four “turns.” We use the first case and multiply by $2$ . <br/>\nFor $U$ ,...
<think> Okay, so I need to find the number of paths from the lower left corner to the upper right corner on an 8x8 grid, with paths of length 16. The key thing is that these paths must change direction exactly four times. The examples given show two different paths: one that changes direction four times by moving right...
[ { "content": "Problem: Find the largest possible real part of \\[(75+117i)z+\\frac{96+144i}{z}\\] where $z$ is a complex number with $|z|=4$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
21
AIME24
{ "expected_answer": "540", "problem_id": "aime24-21", "reference_solution": "Let $z=a+bi$ such that $a^2+b^2=4^2=16$ . The expression becomes: \\[(75+117i)(a+bi)+\\dfrac{96+144i}{a+bi}.\\] Call this complex number $w$ . We simplify this expression. \\begin{align*}\nw&=(75+117i)(a+bi)+\\dfrac{96+144i}{a+bi} \...
<think> Alright, so I need to find the largest possible real part of the expression \[(75+117i)z + \frac{96+144i}{z}\] where \( z \) is a complex number with \( |z| = 4 \). Hmm, okay. Let's start by recalling that if \( |z| = 4 \), then \( z \) lies on a circle in the complex plane with radius 4 centered at the origin....
[ { "content": "Problem: Eight circles of radius $34$ are sequentially tangent, and two of the circles are tangent to $AB$ and $BC$ of triangle $ABC$ , respectively. $2024$ circles of radius $1$ can be arranged in the same manner. The inradius of triangle $ABC$ can be expressed as $\\frac{m}{n}$ , w...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
22
AIME24
{ "expected_answer": "197", "problem_id": "aime24-22", "reference_solution": "Draw an altitude from both end circles of the diagram with the circles of radius one, and call the lengths you get drawing the altitudes of the circles down to $BC$ $a$ and $b$ . Now we have the length of side $BC$ of being $(2)...
<think> Okay, so I need to find the inradius of triangle ABC given that there are eight circles of radius 34 arranged sequentially tangent, and two of them are tangent to sides AB and BC. Then, 2024 circles of radius 1 are arranged in the same manner. The answer should be expressed as a fraction m/n where m and n are c...
[ { "content": "Problem: Let $A$ , $B$ , $C$ , and $D$ be points on the hyperbola $\\frac{x^2}{20}- \\frac{y^2}{24} = 1$ such that $ABCD$ is a rhombus whose diagonals intersect at the origin. Find the greatest real number that is less than $BD^2$ for all such rhombi.\nMark your solution with \\boxed\nA...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
23
AIME24
{ "expected_answer": "480", "problem_id": "aime24-23", "reference_solution": "A quadrilateral is a rhombus if and only if its two diagonals bisect each other and are perpendicular to each other. The first condition is automatically satisfied because of the hyperbola's symmetry about the origin. To satisfy the sec...
<think> Okay, so I need to find the greatest real number that is less than BD² for all rhombi ABCD with points A, B, C, D on the hyperbola x²/20 - y²/24 = 1, and the diagonals intersecting at the origin. Hmm, let's start by recalling some properties of rhombuses and hyperbolas. First, a rhombus has all sides equal, an...
[ { "content": "Problem: Let $ABC$ be a triangle inscribed in circle $\\omega$ . Let the tangents to $\\omega$ at $B$ and $C$ intersect at point $D$ , and let $\\overline{AD}$ intersect $\\omega$ at $P$ . If $AB=5$ , $BC=9$ , and $AC=10$ , $AP$ can be written as the form $\\frac{m}{n}$ , wher...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
24
AIME24
{ "expected_answer": "113", "problem_id": "aime24-24", "reference_solution": "From the tangency condition we have $\\let\\angle BCD = \\let\\angle CBD = \\let\\angle A$ . With LoC we have $\\cos(A) = \\frac{25+100-81}{2*5*10} = \\frac{11}{25}$ and $\\cos(B) = \\frac{81+25-100}{2*9*5} = \\frac{1}{15}$ . Then, ...
<think> Okay, so we have triangle ABC inscribed in a circle ω. The tangents at B and C meet at point D, and AD intersects ω again at P. We need to find the length AP given the sides AB=5, BC=9, and AC=10. The answer should be in the form m/n where m and n are coprime, then find m + n. First, let me visualize the probl...
[ { "content": "Problem: Each vertex of a regular octagon is independently colored either red or blue with equal probability. The probability that the octagon can then be rotated so that all of the blue vertices end up at positions where there were originally red vertices is $\\tfrac{m}{n}$ , where $m$ and $n...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
25
AIME24
{ "expected_answer": "371", "problem_id": "aime24-25", "reference_solution": "Notice that the question's condition mandates all blues to go to reds, but reds do not necessarily have to go to blue. Let us do casework on how many blues there are. If there are no blues whatsoever, there is only one case. This case i...
<think> Alright, so I need to find the probability that a regular octagon, whose vertices are each colored red or blue with equal probability, can be rotated such that all the blue vertices end up where there were originally red vertices. The answer should be in the form m/n where m and n are coprime, and then I need t...
[ { "content": "Problem: Define $f(x)=|| x|-\\tfrac{1}{2}|$ and $g(x)=|| x|-\\tfrac{1}{4}|$ . Find the number of intersections of the graphs of \\[y=4 g(f(\\sin (2 \\pi x))) \\quad\\text{ and }\\quad x=4 g(f(\\cos (3 \\pi y))).\\]\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
26
AIME24
{ "expected_answer": "385", "problem_id": "aime24-26", "reference_solution": "If we graph $4g(f(x))$ , we see it forms a sawtooth graph that oscillates between $0$ and $1$ (for values of $x$ between $-1$ and $1$ , which is true because the arguments are between $-1$ and $1$ ). Thus by precariously dr...
<think> Alright, let me try to figure out this problem. It's about finding the number of intersections between two graphs: y = 4g(f(sin(2πx))) and x = 4g(f(cos(3πy))). The functions f and g are defined as f(x) = ||x| - 1/2| and g(x) = ||x| - 1/4|. Hmm, okay. So, both f and g involve absolute values and nested absolute ...
[ { "content": "Problem: Let $p$ be the least prime number for which there exists a positive integer $n$ such that $n^{4}+1$ is divisible by $p^{2}$ . Find the least positive integer $m$ such that $m^{4}+1$ is divisible by $p^{2}$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
27
AIME24
{ "expected_answer": "110", "problem_id": "aime24-27", "reference_solution": "If \\(p=2\\), then \\(4\\mid n^4+1\\) for some integer \\(n\\). But \\(\\left(n^2\\right)^2\\equiv0\\) or \\(1\\pmod4\\), so it is impossible. Thus \\(p\\) is an odd prime. For integer \\(n\\) such that \\(p^2\\mid n^4+1\\), we have \\(...
<think> Okay, so I need to find the least prime number p such that there's a positive integer n where n⁴ + 1 is divisible by p². Then, once I find that p, I have to find the smallest positive integer m where m⁴ + 1 is divisible by p². Hmm, let's start by understanding the problem step by step. First, the problem is ab...
[ { "content": "Problem: Let $ABCD$ be a tetrahedron such that $AB=CD= \\sqrt{41}$ , $AC=BD= \\sqrt{80}$ , and $BC=AD= \\sqrt{89}$ . There exists a point $I$ inside the tetrahedron such that the distances from $I$ to each of the faces of the tetrahedron are all equal. This distance can be written in the ...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
28
AIME24
{ "expected_answer": "104", "problem_id": "aime24-28", "reference_solution": "Notice that \\(41=4^2+5^2\\), \\(89=5^2+8^2\\), and \\(80=8^2+4^2\\), let \\(A~(0,0,0)\\), \\(B~(4,5,0)\\), \\(C~(0,5,8)\\), and \\(D~(4,0,8)\\). Then the plane \\(BCD\\) has a normal\n\\begin{equation*}\n\\mathbf n:=\\frac14\\overright...
<think> Okay, so I need to find the distance from the point I inside the tetrahedron ABCD to each of its faces. The distances are all equal, and the answer should be in the form m√n/p where m, n, p are positive integers with m and p coprime and n square-free. Then I have to find m + n + p. Hmm, let's think. First, I r...
[ { "content": "Problem: Let $\\mathcal{B}$ be the set of rectangular boxes with surface area $54$ and volume $23$ . Let $r$ be the radius of the smallest sphere that can contain each of the rectangular boxes that are elements of $\\mathcal{B}$ . The value of $r^2$ can be written as $\\frac{p}{q}$ , wh...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 1, "temperature": 0.7 }
1
29
AIME24
{ "expected_answer": "721", "problem_id": "aime24-29", "reference_solution": "Observe that the \"worst\" possible box is one of the maximum possible length. \nBy symmetry, the height and the width are the same in this antioptimal box. (If the height and width weren't the same, the extra difference between them co...
<think> Okay, so I need to find the radius of the smallest sphere that can contain all rectangular boxes in the set B, where each box has a surface area of 54 and a volume of 23. Then, I have to find r² as a fraction p/q and compute p + q. Hmm, let's start by understanding what exactly the problem is asking for. First...
[ { "content": "Problem: Among the 900 residents of Aimeville, there are 195 who own a diamond ring, 367 who own a set of golf clubs, and 562 who own a garden spade. In addition, each of the 900 residents owns a bag of candy hearts. There are 437 residents who own exactly two of these things, and 234 residents wh...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
0
AIME24
{ "expected_answer": "73", "problem_id": "aime24-0", "reference_solution": "Let $w,x,y,z$ denote the number of residents who own 1,2,3 and 4 of these items, respectively. We know $w+x+y+z=900$ , since there are 900 residents in total. This simplifies to $w+z=229$ , since we know $x=437$ and $y=234$ . Now, w...
<think> Okay, so I need to figure out how many residents in Aimeville own all four things: a diamond ring, a set of golf clubs, a garden spade, and a bag of candy hearts. Let's see. The problem gives me the total number of residents, which is 900. Then it tells me how many own each of the first three items: 195 diamond...
[ { "content": "Problem: A list of positive integers has the following properties: $\\bullet$ The sum of the items in the list is $30$ . $\\bullet$ The unique mode of the list is $9$ . $\\bullet$ The median of the list is a positive integer that does not appear in the list itself. Find the sum of the squares...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
1
AIME24
{ "expected_answer": "236", "problem_id": "aime24-1", "reference_solution": "The third condition implies that the list's size must be an even number, as if it were an odd number, the median of the list would surely appear in the list itself. Therefore, we can casework on what even numbers work. Say the size is 2....
<think> Okay, so I need to solve this problem where there's a list of positive integers with some specific properties. Let me try to break down each condition and see how I can approach this step by step. First, the problem states that the sum of the items in the list is 30. That's straightforward—when I add up all t...
[ { "content": "Problem: Find the number of ways to place a digit in each cell of a 2x3 grid so that the sum of the two numbers formed by reading left to right is $999$ , and the sum of the three numbers formed by reading top to bottom is $99$ . The grid below is an example of such an arrangement because $8+99...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
2
AIME24
{ "expected_answer": "45", "problem_id": "aime24-2", "reference_solution": "Consider this table: $\\begin{array}{|c|c|c|} \\hline a & b & c \\\\ \\hline d & e & f\\\\ \\hline \\end{array}$ We note that $c+f = 9$ , because $c+f \\leq 18$ , meaning it never achieves a unit's digit sum of $9$ otherwise. Since no...
<think> Okay, so I need to figure out how many ways there are to place digits in a 2x3 grid such that the sum of the two numbers formed by reading left to right (which are the top row and the bottom row) is 999. Also, the sum of the three numbers formed by reading top to bottom (which are the first column, the second c...
[ { "content": "Problem: Let $x,y$ and $z$ be positive real numbers that satisfy the following system of equations:\n \\[\\log_2\\left({x \\over yz}\\right) = {1 \\over 2}\\] \\[\\log_2\\left({y \\over xz}\\right) = {1 \\over 3}\\] \\[\\log_2\\left({z \\over xy}\\right) = {1 \\over 4}\\] \nThen the value of...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
3
AIME24
{ "expected_answer": "33", "problem_id": "aime24-3", "reference_solution": "Denote $\\log_2(x) = a$ , $\\log_2(y) = b$ , and $\\log_2(z) = c$ . Then, we have:\n $a-b-c = \\frac{1}{2}$ \n $-a+b-c = \\frac{1}{3}$ \n $-a-b+c = \\frac{1}{4}$ Now, we can solve to get $a = \\frac{-7}{24}, b = \\frac{-9}{24}, c = \\...
<think> Okay, so I need to solve this problem where we have three positive real numbers x, y, z that satisfy three logarithmic equations. Then, we need to find the absolute value of log base 2 of x^4 y^3 z^2, and express it as a fraction m/n where m and n are coprime, then find m + n. Alright, let's break this down ste...
[ { "content": "Problem: Let ABCDEF be a convex equilateral hexagon in which all pairs of opposite sides are parallel. The triangle whose sides are extensions of segments AB, CD, and EF has side lengths 200, 240, and 300. Find the side length of the hexagon.\nMark your solution with \\boxed\nAnswer:", "role":...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
4
AIME24
{ "expected_answer": "80", "problem_id": "aime24-4", "reference_solution": "Draw a good diagram!\nLet $AF \\cap BC$ , $BC \\cap DE$ , and $AF \\cap DE$ be K, L, and M, respectively. Let $KL=200, KM=300, ML=240$ . Notice that all smaller triangles formed are all similar to the larger $(200,240,300)$ triangl...
<think> Okay, so I need to find the side length of this convex equilateral hexagon ABCDEF. All the sides are equal, and opposite sides are parallel. Also, the triangle formed by extending the sides AB, CD, and EF has sides 200, 240, and 300. Hmm, let me try to visualize this. First, since it's a convex equilateral hex...
[ { "content": "Problem: Alice chooses a set $A$ of positive integers. Then Bob lists all finite nonempty sets $B$ of positive integers with the property that the maximum element of $B$ belongs to $A$ . Bob's list has 2024 sets. Find the sum of the elements of A.\nMark your solution with \\boxed\nAnswer:",...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
5
AIME24
{ "expected_answer": "55", "problem_id": "aime24-5", "reference_solution": "Let $k$ be one of the elements in Alices set $A$ of positive integers. The number of sets that Bob lists with the property that their maximum element is k is $2^{k-1}$ , since every positive integer less than k can be in the set or o...
<think> Okay, so let's try to figure out this problem. Alice picks a set A of positive integers. Then Bob lists all finite nonempty sets B of positive integers where the maximum element of B is in A. The total number of such sets B is 2024. We need to find the sum of the elements of A. First, let me parse the problem ...
[ { "content": "Problem: Let $N$ be the greatest four-digit positive integer with the property that whenever one of its digits is changed to $1$ , the resulting number is divisible by $7$ . Let $Q$ and $R$ be the quotient and remainder, respectively, when $N$ is divided by $1000$ . Find $Q+R$ .\nMark ...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
6
AIME24
{ "expected_answer": "699", "problem_id": "aime24-6", "reference_solution": "We note that by changing a digit to $1$ for the number $\\overline{abcd}$ , we are subtracting the number by either $1000(a-1)$ , $100(b-1)$ , $10(c-1)$ , or $d-1$ . Thus, $1000a + 100b + 10c + d \\equiv 1000(a-1) \\equiv 100(b-1...
<think> Okay, so I need to find the greatest four-digit number N such that if you change any one of its digits to 1, the resulting number is divisible by 7. Then, once I find that N, I need to divide it by 1000, get the quotient Q and remainder R, and add them together for the answer. Alright, let's break this down ste...
[ { "content": "Problem: Torus $T$ is the surface produced by revolving a circle with radius $3$ around an axis in the plane of the circle that is a distance $6$ from the center of the circle (so like a donut). Let $S$ be a sphere with a radius $11$ . When $T$ rests on the inside of $S$ , it is intern...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
7
AIME24
{ "expected_answer": "127", "problem_id": "aime24-7", "reference_solution": "First, let's consider a section $\\mathcal{P}$ of the solids, along the axis.\nBy some 3D-Geomerty thinking, we can simply know that the axis crosses the sphere center. So, that is saying, the $\\mathcal{P}$ we took crosses one of th...
<think> Okay, so I need to solve this problem about a torus and a sphere. Let me first make sure I understand the problem correctly. We have a torus T created by revolving a circle with radius 3 around an axis in the plane of the circle. The distance from the center of the circle to the axis is 6. So, the torus has a...
[ { "content": "Problem: There is a collection of $25$ indistinguishable white chips and $25$ indistinguishable black chips. Find the number of ways to place some of these chips in the $25$ unit cells of a $5\\times5$ grid such that: each cell contains at most one chip all chips in the same row and all ch...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
8
AIME24
{ "expected_answer": "902", "problem_id": "aime24-8", "reference_solution": "The problem says \"some\", so not all cells must be occupied.\nWe start by doing casework on the column on the left. There can be 5,4,3,2, or 1 black chip. The same goes for white chips, so we will multiply by 2 at the end. There is $1$...
<think> Okay, so I need to figure out how many ways there are to place some chips on a 5x5 grid with certain conditions. Let me start by understanding the problem step by step. First, there are 25 white chips and 25 black chips, but they're indistinct. That means I don't care about which specific chip goes where, just...
[ { "content": "Problem: Let $\\triangle ABC$ have circumcenter $O$ and incenter $I$ with $\\overline{IA}\\perp\\overline{OI}$ , circumradius $13$ , and inradius $6$ . Find $AB\\cdot AC$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
9
AIME24
{ "expected_answer": "468", "problem_id": "aime24-9", "reference_solution": "By Euler's formula $OI^{2}=R(R-2r)$ , we have $OI^{2}=13(13-12)=13$ . Thus, by the Pythagorean theorem, $AI^{2}=13^{2}-13=156$ . Let $AI\\cap(ABC)=M$ ; notice $\\triangle AOM$ is isosceles and $\\overline{OI}\\perp\\overline{AM}$ ...
<think> Okay, so I need to find the product AB times AC in triangle ABC where the circumradius is 13, the inradius is 6, and the line IA is perpendicular to the line OI. Hmm, let's start by recalling some formulas and properties related to triangle centers and radii. First, I remember that in any triangle, the circumr...
[ { "content": "Problem: Find the number of triples of nonnegative integers $(a,b,c)$ satisfying $a + b + c = 300$ and\n \\[a^2b + a^2c + b^2a + b^2c + c^2a + c^2b = 6,000,000.\\]\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
10
AIME24
{ "expected_answer": "601", "problem_id": "aime24-10", "reference_solution": "$ab(a+b)+bc(b+c)+ac(a+c)=300(ab+bc+ac)-3abc=6000000, 100(ab+bc+ac)-abc=2000000$ Note that \n $(100-a)(100-b)(100-c)=1000000-10000(a+b+c)+100(ab+bc+ac)-abc=0$ . Thus, $a/b/c=100$ . There are $201$ cases for each but we need to subtrac...
<think> Okay, so I need to find the number of triples of nonnegative integers (a, b, c) that satisfy two conditions: first, their sum is 300, and second, the expression a²b + a²c + b²a + b²c + c²a + c²b equals 6,000,000. Hmm, let's break this down step by step. First, let's understand the constraints. The first equati...
[ { "content": "Problem: Let \\(O=(0,0)\\), \\(A=\\left(\\tfrac{1}{2},0\\right)\\), and \\(B=\\left(0,\\tfrac{\\sqrt{3}}{2}\\right)\\) be points in the coordinate plane. Let \\(\\mathcal{F}\\) be the family of segments \\(\\overline{PQ}\\) of unit length lying in the first quadrant with \\(P\\) on the \\(x\\)-axi...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
11
AIME24
{ "expected_answer": "23", "problem_id": "aime24-11", "reference_solution": "Begin by finding the equation of the line $\\overline{AB}$ : $y= -\\sqrt{3}x+\\frac{\\sqrt{3}}{2}$ Now, consider the general equation of all lines that belong to $\\mathcal{F}$ . Let $P$ be located at $(a,0)$ and $Q$ be located...
<think> Okay, so I need to solve this geometry problem. Let me first try to understand what's being asked here. We have three points: O at the origin (0,0), A at (1/2, 0), and B at (0, sqrt(3)/2). Then there's this family of segments PQ, each of unit length, lying in the first quadrant. P is on the x-axis, and Q is on ...
[ { "content": "Problem: Let $\\omega\\neq 1$ be a 13th root of unity. Find the remainder when\n \\[\\prod_{k=0}^{12}(2-2\\omega^k+\\omega^{2k})\\] \nis divided by 1000.\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
12
AIME24
{ "expected_answer": "321", "problem_id": "aime24-12", "reference_solution": "\\[\\prod_{k=0}^{12} \\left(2- 2\\omega^k + \\omega^{2k}\\right) = \\prod_{k=0}^{12} \\left((1 - \\omega^k)^2 + 1\\right) = \\prod_{k=0}^{12} \\left((1 + i) - \\omega^k)((1 - i) - \\omega^k\\right)\\] Now, we consider the polynomial $x...
<think> Okay, so I need to find the remainder when the product \(\prod_{k=0}^{12}(2 - 2\omega^k + \omega^{2k})\) is divided by 1000, where \(\omega \neq 1\) is a 13th root of unity. Hmm, let's start by understanding the problem step by step. First, since \(\omega\) is a primitive 13th root of unity, the minimal polyno...
[ { "content": "Problem: Let \\(b\\ge 2\\) be an integer. Call a positive integer \\(n\\) \\(b\\text-\\textit{eautiful}\\) if it has exactly two digits when expressed in base \\(b\\) and these two digits sum to \\(\\sqrt n\\). For example, \\(81\\) is \\(13\\text-\\textit{eautiful}\\) because \\(81 = \\underlin...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
13
AIME24
{ "expected_answer": "211", "problem_id": "aime24-13", "reference_solution": "We write the base- $b$ two-digit integer as $\\left( xy \\right)_b$ .\nThus, this number satisfies\n \\[ \\left( x + y \\right)^2 = b x + y \\] \nwith $x \\in \\left\\{ 1, 2, \\cdots , b-1 \\right\\}$ and $y \\in \\left\\{ 0, 1, \\...
<think> Okay, so I need to find the least integer b ≥ 2 such that there are more than ten b-eautiful numbers. A b-eautiful number is a positive integer n that has exactly two digits in base b, and the sum of those two digits equals the square root of n. First, let me make sure I understand the problem correctly. A nu...
[ { "content": "Problem: Find the number of rectangles that can be formed inside a fixed regular dodecagon ( $12$ -gon) where each side of the rectangle lies on either a side or a diagonal of the dodecagon. The diagram below shows three of those rectangles. [asy] unitsize(0.6 inch); for(int i=0; i<360; i+=30) { d...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
14
AIME24
{ "expected_answer": "315", "problem_id": "aime24-14", "reference_solution": "By Furaken There are two kinds of such rectangles: those whose sides are parallel to some edges of the regular 12-gon (Case 1), and those whose sides are not (Case 2). For Case 1, WLOG assume that the rectangle's sides are horizontal an...
<think> Okay, so I need to find the number of rectangles that can be formed inside a regular dodecagon (12-gon) where each side of the rectangle lies on either a side or a diagonal of the dodecagon. Hmm, let me try to visualize this. A regular dodecagon has 12 sides, all equal, and all internal angles equal. Each verte...
[ { "content": "Problem: Every morning Aya goes for a $9$ -kilometer-long walk and stops at a coffee shop afterwards. When she walks at a constant speed of $s$ kilometers per hour, the walk takes her 4 hours, including $t$ minutes spent in the coffee shop. When she walks $s+2$ kilometers per hour, the walk...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
15
AIME24
{ "expected_answer": "204", "problem_id": "aime24-15", "reference_solution": "$\\frac{9}{s} + t = 4$ in hours and $\\frac{9}{s+2} + t = 2.4$ in hours. Subtracting the second equation from the first, we get, $\\frac{9}{s} - \\frac{9}{s+2} = 1.6$ Multiplying by $(s)(s+2)$ , we get $9s+18-9s=18=1.6s^{2} + 3.2s$ ...
<think> Okay, let's try to figure out this problem step by step. So, Aya walks 9 kilometers every morning. Depending on her walking speed, the time she spends walking changes, and then she spends the same amount of time, t minutes, in the coffee shop. The question gives us two different scenarios with different speeds ...
[ { "content": "Problem: There exist real numbers $x$ and $y$ , both greater than 1, such that $\\log_x\\left(y^x\\right)=\\log_y\\left(x^{4y}\\right)=10$ . Find $xy$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
16
AIME24
{ "expected_answer": "25", "problem_id": "aime24-16", "reference_solution": "By properties of logarithms, we can simplify the given equation to $x\\log_xy=4y\\log_yx=10$ . Let us break this into two separate equations: \\[x\\log_xy=10\\] \n \\[4y\\log_yx=10.\\] \nWe multiply the two equations to get: \n \\[4xy\\...
<think> Okay, so I need to solve this problem where there are real numbers x and y, both greater than 1, and they satisfy two logarithmic equations: log base x of y^x equals 10, and log base y of x^{4y} also equals 10. Then I need to find the product xy. Hmm, let me try to break this down step by step. First, let's re...
[ { "content": "Problem: Alice and Bob play the following game. A stack of $n$ tokens lies before them. The players take turns with Alice going first. On each turn, the player removes either $1$ token or $4$ tokens from the stack. Whoever removes the last token wins. Find the number of positive integers $n...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
17
AIME24
{ "expected_answer": "809", "problem_id": "aime24-17", "reference_solution": "Let's first try some experimentation. Alice obviously wins if there is one coin. She will just take it and win. If there are 2 remaining, then Alice will take one and then Bob will take one, so Bob wins. If there are $3$ , Alice will t...
<think> Okay, so Alice and Bob are playing this game where they take turns removing either 1 or 4 tokens from a stack. The person who takes the last token wins. We need to find how many positive integers n ≤ 2024 are such that Bob can force a win no matter what Alice does. First, let me try to understand the game mec...
[ { "content": "Problem: Jen enters a lottery by picking $4$ distinct numbers from $S=\\{1,2,3,\\cdots,9,10\\}.$ $4$ numbers are randomly chosen from $S.$ She wins a prize if at least two of her numbers were $2$ of the randomly chosen numbers, and wins the grand prize if all four of her numbers were the...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
18
AIME24
{ "expected_answer": "116", "problem_id": "aime24-18", "reference_solution": "This is a conditional probability problem. Bayes' Theorem states that \n \\[P(A|B)=\\dfrac{P(B|A)\\cdot P(A)}{P(B)}\\] in other words, the probability of $A$ given $B$ is equal to the probability of $B$ given $A$ times the proba...
<think> Okay, so Jen is playing this lottery where she picks 4 distinct numbers from the set S = {1,2,3,...,9,10}. Then, 4 numbers are randomly chosen from S. She wins a prize if at least two of her numbers are among the randomly chosen numbers, and she wins the grand prize if all four of her numbers match exactly. We ...
[ { "content": "Problem: Rectangles $ABCD$ and $EFGH$ are drawn such that $D,E,C,F$ are collinear. Also, $A,D,H,G$ all lie on a circle. If $BC=16$ , $AB=107$ , $FG=17$ , and $EF=184$ , what is the length of $CE$ ? [asy] import graph; unitsize(0.1cm); pair A = (0,0);pair B = (70,0);pair C = (70,16);pai...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
19
AIME24
{ "expected_answer": "104", "problem_id": "aime24-19", "reference_solution": "We use simple geometry to solve this problem. [asy] import graph; unitsize(0.1cm); pair A = (0,0);pair B = (107,0);pair C = (107,16);pair D = (0,16);pair E = (3,16);pair F = (187,16);pair G = (187,33);pair H = (3,33); label(\"$A$\", A,...
<think> Okay, so I need to find the length of CE in this problem with two rectangles, ABCD and EFGH. Let me start by understanding the given information and the figure. First, the problem states that rectangles ABCD and EFGH are drawn such that points D, E, C, F are collinear. Also, points A, D, H, G lie on a circle. ...
[ { "content": "Problem: Consider the paths of length $16$ that follow the lines from the lower left corner to the upper right corner on an $8\\times 8$ grid. Find the number of such paths that change direction exactly four times, as in the examples shown below. [asy] size(10cm); usepackage(\"tikz\");label(\"...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
20
AIME24
{ "expected_answer": "294", "problem_id": "aime24-20", "reference_solution": "We divide the path into eight “ $R$ ” movements and eight “ $U$ ” movements. Five sections of alternative $RURUR$ or $URURU$ are necessary in order to make four “turns.” We use the first case and multiply by $2$ . <br/>\nFor $U$ ,...
<think> Okay, so I need to figure out how many paths of length 16 go from the lower left corner to the upper right corner on an 8x8 grid, changing direction exactly four times. The examples given have paths that make four turns: like right, up, right, up, then all up. Or maybe up, right, up, right, then all right. So, ...
[ { "content": "Problem: Find the largest possible real part of \\[(75+117i)z+\\frac{96+144i}{z}\\] where $z$ is a complex number with $|z|=4$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
21
AIME24
{ "expected_answer": "540", "problem_id": "aime24-21", "reference_solution": "Let $z=a+bi$ such that $a^2+b^2=4^2=16$ . The expression becomes: \\[(75+117i)(a+bi)+\\dfrac{96+144i}{a+bi}.\\] Call this complex number $w$ . We simplify this expression. \\begin{align*}\nw&=(75+117i)(a+bi)+\\dfrac{96+144i}{a+bi} \...
<think> Okay, so I need to find the largest possible real part of the expression (75 + 117i)z + (96 + 144i)/z, where z is a complex number with |z| = 4. Hmm, let's see. First, since |z| = 4, that means z is on the circle in the complex plane with radius 4 centered at the origin. So z can be written in polar form as z...
[ { "content": "Problem: Eight circles of radius $34$ are sequentially tangent, and two of the circles are tangent to $AB$ and $BC$ of triangle $ABC$ , respectively. $2024$ circles of radius $1$ can be arranged in the same manner. The inradius of triangle $ABC$ can be expressed as $\\frac{m}{n}$ , w...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
22
AIME24
{ "expected_answer": "197", "problem_id": "aime24-22", "reference_solution": "Draw an altitude from both end circles of the diagram with the circles of radius one, and call the lengths you get drawing the altitudes of the circles down to $BC$ $a$ and $b$ . Now we have the length of side $BC$ of being $(2)...
<think> Okay, so I need to solve this geometry problem where there are eight circles of radius 34 arranged sequentially tangent, and two of them are tangent to sides AB and BC of triangle ABC. Then there are 2024 circles of radius 1 arranged in the same manner, and I need to find the inradius of triangle ABC, which can...
[ { "content": "Problem: Let $A$ , $B$ , $C$ , and $D$ be points on the hyperbola $\\frac{x^2}{20}- \\frac{y^2}{24} = 1$ such that $ABCD$ is a rhombus whose diagonals intersect at the origin. Find the greatest real number that is less than $BD^2$ for all such rhombi.\nMark your solution with \\boxed\nA...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
23
AIME24
{ "expected_answer": "480", "problem_id": "aime24-23", "reference_solution": "A quadrilateral is a rhombus if and only if its two diagonals bisect each other and are perpendicular to each other. The first condition is automatically satisfied because of the hyperbola's symmetry about the origin. To satisfy the sec...
<think> Okay, so I need to find the greatest real number that is less than BD² for all rhombi ABCD with vertices on the hyperbola x²/20 - y²/24 = 1, and the diagonals intersecting at the origin. Hmm, let's start by recalling some properties of hyperbolas and rhombuses. First, the hyperbola equation is x²/20 - y²/24 = ...
[ { "content": "Problem: Let $ABC$ be a triangle inscribed in circle $\\omega$ . Let the tangents to $\\omega$ at $B$ and $C$ intersect at point $D$ , and let $\\overline{AD}$ intersect $\\omega$ at $P$ . If $AB=5$ , $BC=9$ , and $AC=10$ , $AP$ can be written as the form $\\frac{m}{n}$ , wher...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
24
AIME24
{ "expected_answer": "113", "problem_id": "aime24-24", "reference_solution": "From the tangency condition we have $\\let\\angle BCD = \\let\\angle CBD = \\let\\angle A$ . With LoC we have $\\cos(A) = \\frac{25+100-81}{2*5*10} = \\frac{11}{25}$ and $\\cos(B) = \\frac{81+25-100}{2*9*5} = \\frac{1}{15}$ . Then, ...
<think> Okay, so I need to find the length of AP in triangle ABC where AB=5, BC=9, and AC=10. The tangents at B and C to the circumcircle ω of ABC meet at point D, and AD intersects ω again at P. The answer should be in the form m/n where m and n are coprime, and then find m + n. Hmm, let's start by drawing a diagram t...
[ { "content": "Problem: Each vertex of a regular octagon is independently colored either red or blue with equal probability. The probability that the octagon can then be rotated so that all of the blue vertices end up at positions where there were originally red vertices is $\\tfrac{m}{n}$ , where $m$ and $n...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
25
AIME24
{ "expected_answer": "371", "problem_id": "aime24-25", "reference_solution": "Notice that the question's condition mandates all blues to go to reds, but reds do not necessarily have to go to blue. Let us do casework on how many blues there are. If there are no blues whatsoever, there is only one case. This case i...
<think> Okay, so I need to find the probability that if I color each vertex of a regular octagon either red or blue with equal probability, then there exists a rotation such that all the blue vertices are at positions that were originally red. The answer needs to be in the form m/n where m and n are coprime, and then f...
[ { "content": "Problem: Define $f(x)=|| x|-\\tfrac{1}{2}|$ and $g(x)=|| x|-\\tfrac{1}{4}|$ . Find the number of intersections of the graphs of \\[y=4 g(f(\\sin (2 \\pi x))) \\quad\\text{ and }\\quad x=4 g(f(\\cos (3 \\pi y))).\\]\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
26
AIME24
{ "expected_answer": "385", "problem_id": "aime24-26", "reference_solution": "If we graph $4g(f(x))$ , we see it forms a sawtooth graph that oscillates between $0$ and $1$ (for values of $x$ between $-1$ and $1$ , which is true because the arguments are between $-1$ and $1$ ). Thus by precariously dr...
<think> Okay, so I need to find the number of intersections between the graphs of y = 4g(f(sin(2πx))) and x = 4g(f(cos(3πy))). Hmm, that sounds complicated, but let's break it down step by step. First, let's understand the functions involved. The problem defines f(x) = ||x| - 1/2| and g(x) = ||x| - 1/4|. Both f and g...
[ { "content": "Problem: Let $p$ be the least prime number for which there exists a positive integer $n$ such that $n^{4}+1$ is divisible by $p^{2}$ . Find the least positive integer $m$ such that $m^{4}+1$ is divisible by $p^{2}$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
27
AIME24
{ "expected_answer": "110", "problem_id": "aime24-27", "reference_solution": "If \\(p=2\\), then \\(4\\mid n^4+1\\) for some integer \\(n\\). But \\(\\left(n^2\\right)^2\\equiv0\\) or \\(1\\pmod4\\), so it is impossible. Thus \\(p\\) is an odd prime. For integer \\(n\\) such that \\(p^2\\mid n^4+1\\), we have \\(...
<think> Okay, so I need to find the least prime number p where there exists a positive integer n such that n⁴ + 1 is divisible by p². Then, once I find that p, I have to find the smallest positive integer m such that m⁴ + 1 is divisible by p². Hmm, let's start by understanding the problem step by step. First, the prob...
[ { "content": "Problem: Let $ABCD$ be a tetrahedron such that $AB=CD= \\sqrt{41}$ , $AC=BD= \\sqrt{80}$ , and $BC=AD= \\sqrt{89}$ . There exists a point $I$ inside the tetrahedron such that the distances from $I$ to each of the faces of the tetrahedron are all equal. This distance can be written in the ...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
28
AIME24
{ "expected_answer": "104", "problem_id": "aime24-28", "reference_solution": "Notice that \\(41=4^2+5^2\\), \\(89=5^2+8^2\\), and \\(80=8^2+4^2\\), let \\(A~(0,0,0)\\), \\(B~(4,5,0)\\), \\(C~(0,5,8)\\), and \\(D~(4,0,8)\\). Then the plane \\(BCD\\) has a normal\n\\begin{equation*}\n\\mathbf n:=\\frac14\\overright...
<think> Okay, so I need to find the distance from point I to each face of tetrahedron ABCD, where I is equidistant to all four faces. The distances are given as equal to m√n/p, and I have to find m + n + p. The tetrahedron has specific edge lengths: AB = CD = √41, AC = BD = √80, and BC = AD = √89. First, I remember t...
[ { "content": "Problem: Let $\\mathcal{B}$ be the set of rectangular boxes with surface area $54$ and volume $23$ . Let $r$ be the radius of the smallest sphere that can contain each of the rectangular boxes that are elements of $\\mathcal{B}$ . The value of $r^2$ can be written as $\\frac{p}{q}$ , wh...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 2, "temperature": 0.7 }
2
29
AIME24
{ "expected_answer": "721", "problem_id": "aime24-29", "reference_solution": "Observe that the \"worst\" possible box is one of the maximum possible length. \nBy symmetry, the height and the width are the same in this antioptimal box. (If the height and width weren't the same, the extra difference between them co...
<think> Okay, so I need to find the radius squared of the smallest sphere that can contain all rectangular boxes in the set B, where each box has a surface area of 54 and a volume of 23. Then express that radius squared as a reduced fraction p/q and find p + q. Hmm, let's start by understanding the problem. First, the...
[ { "content": "Problem: Among the 900 residents of Aimeville, there are 195 who own a diamond ring, 367 who own a set of golf clubs, and 562 who own a garden spade. In addition, each of the 900 residents owns a bag of candy hearts. There are 437 residents who own exactly two of these things, and 234 residents wh...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 3, "temperature": 0.7 }
3
0
AIME24
{ "expected_answer": "73", "problem_id": "aime24-0", "reference_solution": "Let $w,x,y,z$ denote the number of residents who own 1,2,3 and 4 of these items, respectively. We know $w+x+y+z=900$ , since there are 900 residents in total. This simplifies to $w+z=229$ , since we know $x=437$ and $y=234$ . Now, w...
<think> Okay, let's see. I need to find the number of residents in Aimeville who own all four things: a diamond ring, a set of golf clubs, a garden spade, and a bag of candy hearts. The total population is 900. First, let me list out the given numbers. There are 195 people with diamond rings, 367 with golf clubs, 562...
[ { "content": "Problem: A list of positive integers has the following properties: $\\bullet$ The sum of the items in the list is $30$ . $\\bullet$ The unique mode of the list is $9$ . $\\bullet$ The median of the list is a positive integer that does not appear in the list itself. Find the sum of the squares...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 3, "temperature": 0.7 }
3
1
AIME24
{ "expected_answer": "236", "problem_id": "aime24-1", "reference_solution": "The third condition implies that the list's size must be an even number, as if it were an odd number, the median of the list would surely appear in the list itself. Therefore, we can casework on what even numbers work. Say the size is 2....
<think> Okay, let's tackle this problem step by step. So, we have a list of positive integers with three main properties: the sum is 30, the unique mode is 9, and the median is a positive integer that doesn't appear in the list. We need to find the sum of the squares of all the items. Hmm, let's break this down. First...
[ { "content": "Problem: Find the number of ways to place a digit in each cell of a 2x3 grid so that the sum of the two numbers formed by reading left to right is $999$ , and the sum of the three numbers formed by reading top to bottom is $99$ . The grid below is an example of such an arrangement because $8+99...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 3, "temperature": 0.7 }
3
2
AIME24
{ "expected_answer": "45", "problem_id": "aime24-2", "reference_solution": "Consider this table: $\\begin{array}{|c|c|c|} \\hline a & b & c \\\\ \\hline d & e & f\\\\ \\hline \\end{array}$ We note that $c+f = 9$ , because $c+f \\leq 18$ , meaning it never achieves a unit's digit sum of $9$ otherwise. Since no...
<think> Okay, so I need to figure out how many ways to place digits in a 2x3 grid such that two conditions are met. The first condition is that the sum of the two numbers formed by reading left to right (which would be the top row and the bottom row) is 999. The second condition is that the sum of the three numbers for...
[ { "content": "Problem: Let $x,y$ and $z$ be positive real numbers that satisfy the following system of equations:\n \\[\\log_2\\left({x \\over yz}\\right) = {1 \\over 2}\\] \\[\\log_2\\left({y \\over xz}\\right) = {1 \\over 3}\\] \\[\\log_2\\left({z \\over xy}\\right) = {1 \\over 4}\\] \nThen the value of...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 3, "temperature": 0.7 }
3
3
AIME24
{ "expected_answer": "33", "problem_id": "aime24-3", "reference_solution": "Denote $\\log_2(x) = a$ , $\\log_2(y) = b$ , and $\\log_2(z) = c$ . Then, we have:\n $a-b-c = \\frac{1}{2}$ \n $-a+b-c = \\frac{1}{3}$ \n $-a-b+c = \\frac{1}{4}$ Now, we can solve to get $a = \\frac{-7}{24}, b = \\frac{-9}{24}, c = \\...
<think> Okay, so I have this problem where I need to find the value of |log₂(x⁴y³z²)| given three logarithmic equations involving x, y, and z. Let me try to break this down step by step. First, let me write down the given equations again to make sure I have them right: 1. log₂(x / (y z)) = 1/2 2. log₂(y / (x z)) = 1/...
[ { "content": "Problem: Let ABCDEF be a convex equilateral hexagon in which all pairs of opposite sides are parallel. The triangle whose sides are extensions of segments AB, CD, and EF has side lengths 200, 240, and 300. Find the side length of the hexagon.\nMark your solution with \\boxed\nAnswer:", "role":...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 3, "temperature": 0.7 }
3
4
AIME24
{ "expected_answer": "80", "problem_id": "aime24-4", "reference_solution": "Draw a good diagram!\nLet $AF \\cap BC$ , $BC \\cap DE$ , and $AF \\cap DE$ be K, L, and M, respectively. Let $KL=200, KM=300, ML=240$ . Notice that all smaller triangles formed are all similar to the larger $(200,240,300)$ triangl...
<think> Okay, so I have this problem about a convex equilateral hexagon where all pairs of opposite sides are parallel. The triangle formed by extending the sides AB, CD, and EF has side lengths 200, 240, and 300. I need to find the side length of the hexagon. Hmm, let's see. First, let me visualize the hexagon. Sinc...
[ { "content": "Problem: Alice chooses a set $A$ of positive integers. Then Bob lists all finite nonempty sets $B$ of positive integers with the property that the maximum element of $B$ belongs to $A$ . Bob's list has 2024 sets. Find the sum of the elements of A.\nMark your solution with \\boxed\nAnswer:",...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 3, "temperature": 0.7 }
3
5
AIME24
{ "expected_answer": "55", "problem_id": "aime24-5", "reference_solution": "Let $k$ be one of the elements in Alices set $A$ of positive integers. The number of sets that Bob lists with the property that their maximum element is k is $2^{k-1}$ , since every positive integer less than k can be in the set or o...
<think> Okay, let's try to figure out this problem. So, Alice picks a set A of positive integers. Then Bob lists all finite nonempty sets B where the maximum element of B is in A. The total number of such sets B is 2024. We need to find the sum of the elements of A. Hmm, let's break this down. First, Bob is considerin...
[ { "content": "Problem: Let $N$ be the greatest four-digit positive integer with the property that whenever one of its digits is changed to $1$ , the resulting number is divisible by $7$ . Let $Q$ and $R$ be the quotient and remainder, respectively, when $N$ is divided by $1000$ . Find $Q+R$ .\nMark ...
{ "do_sample": false, "max_new_tokens": 32768, "seed": 3, "temperature": 0.7 }
3
6
AIME24
{ "expected_answer": "699", "problem_id": "aime24-6", "reference_solution": "We note that by changing a digit to $1$ for the number $\\overline{abcd}$ , we are subtracting the number by either $1000(a-1)$ , $100(b-1)$ , $10(c-1)$ , or $d-1$ . Thus, $1000a + 100b + 10c + d \\equiv 1000(a-1) \\equiv 100(b-1...
<think> Okay, so I need to find the greatest four-digit number N such that if any one of its digits is changed to 1, the resulting number is divisible by 7. Then, once I find N, I have to divide it by 1000 to get Q and R, and add them together for the answer. Let me try to break this down step by step. First, let's un...
[ { "content": "Problem: Torus $T$ is the surface produced by revolving a circle with radius $3$ around an axis in the plane of the circle that is a distance $6$ from the center of the circle (so like a donut). Let $S$ be a sphere with a radius $11$ . When $T$ rests on the inside of $S$ , it is intern...
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3
7
AIME24
{ "expected_answer": "127", "problem_id": "aime24-7", "reference_solution": "First, let's consider a section $\\mathcal{P}$ of the solids, along the axis.\nBy some 3D-Geomerty thinking, we can simply know that the axis crosses the sphere center. So, that is saying, the $\\mathcal{P}$ we took crosses one of th...
<think> Okay, so I need to solve this problem about a torus and a sphere. Let me read the problem again and try to visualize it. The torus T is formed by revolving a circle with radius 3 around an axis that's 6 units away from the center of the circle. So, the major radius of the torus should be the distance from the c...
[ { "content": "Problem: There is a collection of $25$ indistinguishable white chips and $25$ indistinguishable black chips. Find the number of ways to place some of these chips in the $25$ unit cells of a $5\\times5$ grid such that: each cell contains at most one chip all chips in the same row and all ch...
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3
8
AIME24
{ "expected_answer": "902", "problem_id": "aime24-8", "reference_solution": "The problem says \"some\", so not all cells must be occupied.\nWe start by doing casework on the column on the left. There can be 5,4,3,2, or 1 black chip. The same goes for white chips, so we will multiply by 2 at the end. There is $1$...
<think> Okay, so I need to figure out how many ways there are to place some chips on a 5x5 grid. The conditions are that each cell can have at most one chip, all chips in the same row and column must be the same color, and adding any more chips would break one of those rules. Also, we have 25 white chips and 25 black c...
[ { "content": "Problem: Let $\\triangle ABC$ have circumcenter $O$ and incenter $I$ with $\\overline{IA}\\perp\\overline{OI}$ , circumradius $13$ , and inradius $6$ . Find $AB\\cdot AC$ .\nMark your solution with \\boxed\nAnswer:", "role": "user" } ]
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3
9
AIME24
{ "expected_answer": "468", "problem_id": "aime24-9", "reference_solution": "By Euler's formula $OI^{2}=R(R-2r)$ , we have $OI^{2}=13(13-12)=13$ . Thus, by the Pythagorean theorem, $AI^{2}=13^{2}-13=156$ . Let $AI\\cap(ABC)=M$ ; notice $\\triangle AOM$ is isosceles and $\\overline{OI}\\perp\\overline{AM}$ ...
<think> Okay, so I need to find the product of AB and AC in triangle ABC, given that the circumradius is 13, the inradius is 6, and the line IA is perpendicular to OI, where O is the circumcenter and I is the incenter. Hmm, let's start by recalling some formulas and properties related to triangle centers, circumradius,...