data_source
stringclasses
1 value
prompt
listlengths
2
2
ability
stringclasses
1 value
reward_model
dict
extra_info
dict
sub_source
stringclasses
6 values
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given a mapping \\( f: (x, y) \\to \\left( \\sqrt{ \\frac{1}{xy + 6y^2} }, x^2 + y^3 \\right) \\), find the image of the point (6, -3).", "role": "user" } ]
math
{ "ground_truth": "\\left( \\frac{1}{6}, 9 \\right)", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "If the distance from point $M$ on the parabola $y^{2}=8x$ to the $y$-axis is $3$, what is the distance from point $M$ to the focus $F$ of the parabola?", "role": "user" } ]
math
{ "ground_truth": "5", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "When the binary number \\(101110011100_2\\) is divided by 4, what is the remainder (give your answer in base 10)?", "role": "user" } ]
math
{ "ground_truth": "0", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Two wheels are spun, and the resulting numbers from each wheel are added together. Wheel A has five sections with numbers {1, 1, 2, 2, 3}, and Wheel B has six sections with numbe...
math
{ "ground_truth": "\\frac{1}{2}", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "In which of the following equations is $y$ neither directly nor inversely proportional to $x$?\n1. $y = \\frac{x}{3}$\n2. $2xy + 5 = 15$\n3. $y = 3x + 2$\n4. $5x - 4y = 16$\n5. $...
math
{ "ground_truth": "y = 3x + 2", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let $\\mathcal{P}$ be a regular $2022$ -gon with area $1$ . Find a real number $c$ such that, if points $A$ and $B$ are chosen independently and uniformly at random on ...
math
{ "ground_truth": "\\sqrt{2/\\pi}", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Compute \\(\\frac{x^8 + 18x^4 + 81}{x^4 + 9}\\) when \\( x = 7 \\).", "role": "user" } ]
math
{ "ground_truth": "2410", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A \"Christmas tree\" of height 1 is inscribed in the graph of a function that is symmetric with respect to the y-axis. It is known that the \"branches\" of the tree form an angle...
math
{ "ground_truth": "2(1+\\sqrt{2})", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Five distinct points are arranged in space so that the segments connecting them have lengths $a$, $a$, $a$, $a$, $a$, $2a$, $2a$, and $b$. Calculate the ratio of $b$ to $a$.", ...
math
{ "ground_truth": "3", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A circle with center $O$ is tangent to the coordinate axes and to the hypotenuse of a $45^\\circ$-$45^\\circ$-$90^\\circ$ triangle $ABC$, where $AB=2$. Find the radius $r$ of the...
math
{ "ground_truth": "\\sqrt{2}", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The first four terms of an arithmetic sequence are $p$, $11$, $4p-r$, and $4p+r$. Find the 1005th term of this sequence.", "role": "user" } ]
math
{ "ground_truth": "6029", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The negation of the proposition \"$\\forall x > 0, x^2 \\neq x$\" is to be expressed.", "role": "user" } ]
math
{ "ground_truth": "\\text{Since the negation of a universal proposition is a particular proposition, the negation of the proposition \"$\\forall x > 0, x^2 \\neq x$\" is: }\\quad \\exists x > 0, x^2 = x.", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "For a sequence $(a_{n})_{n\\geq 1}$ of real numbers it is known that $a_{n}=a_{n-1}+a_{n+2}$ for $n\\geq 2$ .\r\nWhat is the largest number of its consecutive elements that ...
math
{ "ground_truth": "5", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The number 4 has the property that when divided by \\(q^{2}\\), the remainder is less than \\(q^{2} / 2\\) for any \\(q\\). List all numbers that have this property.", "role"...
math
{ "ground_truth": "1 \\text{ and } 4", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Maria takes an $8,000 loan to renovate her kitchen. The annual interest rate lent by the bank is 10%. She makes no payments for 3 years, but will need to clear the entire owed am...
math
{ "ground_truth": "\\$72.80", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A pentagonal prism has 7 faces, 10 vertices, and 15 edges. A new pyramid is to be attached to one of its pentagonal faces. Calculate the sum of the number of exterior faces, vert...
math
{ "ground_truth": "42", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given that the sum of the first $n$ terms of the arithmetic sequence $\\{a\\_n\\}$ is $S\\_n$, and $a\\_6 = S\\_3 = 12$, find the value of $a\\_8$.", "role": "user" } ]
math
{ "ground_truth": "16", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Six painters, all working at the same rate, can finish a job in 1.5 work-days. If only four painters are available, how many work-days will it take them to finish the job, workin...
math
{ "ground_truth": "2\\frac{1}{4} \\text{ work-days}", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The domain of the function $f(x) = \\log(4-2x)$ is.", "role": "user" } ]
math
{ "ground_truth": "(-\\infty, 2)", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The teacher gave each of her $37$ students $36$ pencils in different colors. It turned out that each pair of students received exactly one pencil of the same color. Determine...
math
{ "ground_truth": "666", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Winnie has 55 cherry lollipops, 134 wintergreen lollipops, 12 grape lollipops, and 265 shrimp cocktail lollipops. She decides to distribute these lollipops equally among her 15 f...
math
{ "ground_truth": "1", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A parabola $y^2 = 4x$ has a focus at point $F$. A line passing through $F$ intersects the upper part of the parabola at point $A$ and intersects the directrix $l$ at point $B$, w...
math
{ "ground_truth": "4\\sqrt{3}", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given that the distance from point $P(2,0)$ to one asymptote of the hyperbola $\\frac{{x}^{2}}{{a}^{2}}-\\frac{{y}^{2}}{{b}^{2}}=1 (a > 0, b > 0)$ is $\\sqrt{2}$, find the eccent...
math
{ "ground_truth": "\\sqrt{2}", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Two natural numbers are chosen at random; determine the probability that their product is divisible by 3; that the remainder when divided by 3 is 1; that the remainder is 2.", ...
math
{ "ground_truth": "\\frac{5}{9}; \\frac{2}{9}; \\frac{2}{9}", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A certain store sells three types of products, A, B, and C. If buying 2 units of A, 3 units of B, and 1 unit of C costs $130, and buying 3 units of A, 5 units of B, and 1 unit of...
math
{ "ground_truth": "55", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A computer software retailer has 1200 copies of a new software package to sell. Given that half of them will sell right away at the original price, two-thirds of the remainder wi...
math
{ "ground_truth": "80.90", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "**p1.** Steven has just learned about polynomials and he is struggling with the following problem: expand $(1-2x)^7$ as $a_0 +a_1x+...+a_7x^7$ . Help Steven solve this proble...
math
{ "ground_truth": "-2", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let $p: \\forall x \\in (0, +\\infty)$, ${x}^{2}-5x \\geq -\\frac{25}{4}$; Let $q$: there exists an even number that is divisible by $3$. \n$(1)$ Write the negation of $p$; \n$...
math
{ "ground_truth": "\\text{Every even number cannot be divided by }3", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given a circle with center $A(-1,2)$ intersecting with a dynamic line $l$ passing through point $B(-2,0)$, intersecting the circle at points $M$ and $N$, and tangent to the line ...
math
{ "ground_truth": "3x-4y+6=0 \\text{ or } x=-2", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "If a number line has 40 consecutive integers marked on it and the smallest of these integers is -11, determine the largest integer.", "role": "user" } ]
math
{ "ground_truth": "28", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Factor the expression $3x^2(x-5) + 4x(x-5) + 6(x-5)$.", "role": "user" } ]
math
{ "ground_truth": "(3x^2 + 4x + 6)(x-5)", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A truck travels $\\frac{b}{4}$ feet every $t$ seconds. There are $3$ feet in a yard. How many yards does the truck travel in $5$ minutes?", "role": "user" } ]
math
{ "ground_truth": "\\frac{25b}{t}", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "In the expansion of $({2\\sqrt{x}-\\frac{1}{x}})^6$, the constant term is ______.", "role": "user" } ]
math
{ "ground_truth": "240", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given $i$ is the imaginary unit, the conjugate of the complex number $$z= \\frac {2i}{-1+2i}$$ is \\_\\_\\_\\_\\_\\_.", "role": "user" } ]
math
{ "ground_truth": "\\frac {4}{5}+ \\frac {2i}{5}", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Suppose that $\\tfrac{5}{4}$ of $16$ apples are worth as much as $10$ mangos. Find the number of mangos worth as much as $\\tfrac{3}{4}$ of $12$ apples.", "role": "user" } ...
math
{ "ground_truth": "4.5", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let set $A = \\{-1, 0, 1\\}$, and set $B = \\{a + 1, 2a\\}$. If the intersection of sets $A$ and $B$ is $\\{0\\}$, then the value of the real number $a$ is ______________.", ...
math
{ "ground_truth": "a = -1", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Calculate the area of the parallelogram with vertices at the points (0, 0), (3, 0), (1, 5), and (4, 5).", "role": "user" } ]
math
{ "ground_truth": "15", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Drawing randomly from a bag containing red, white, and yellow balls with respective probabilities of $\\dfrac{1}{2}$, $\\dfrac{1}{3}$, and $\\dfrac{1}{6}$, calculate the probabil...
math
{ "ground_truth": "\\dfrac{5}{12}", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Pedro Montes notices that the odometer on his motorcycle reads $2332$, a palindrome. After riding for a certain number of hours that day and stopping for a 2-hour maintenance bre...
math
{ "ground_truth": "27.5", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let $P(x) = x^2 - 20x - 11$ . If $a$ and $b$ are natural numbers such that $a$ is composite, $\\gcd(a, b) = 1$ , and $P(a) = P(b)$ , compute $ab$ .\n\nNote: $\\gcd(m, ...
math
{ "ground_truth": "99", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Two right circular cylinders have the same volume. The radius of the second cylinder is $10\\%$ more than the radius of the first. Determine the relationship between the heights ...
math
{ "ground_truth": "\\text{The first height is } 21\\% \\text{ more than the second.}", "style": "rule" }
{ "id": "numina_amc_aime-0", "rating": null, "split": "confidence_train", "sub_source": "amc_aime" }
amc_aime
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find the sum of the values of $a$ for which the quadratic equation $3x^2 + ax + 6x + 7 = 0$ has exactly one solution for $x$.", "role": "user" } ]
math
{ "ground_truth": "-12", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let $n \\ge 3$ be an integer. On a circle, there are $n$ points. Each of them is labelled with a real number at most $1$ such that each number is the absolute value of the ...
math
{ "ground_truth": "\\frac{2}{3}n", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A line contains the points $(3,7)$, $(5, k)$ and $(11, 15)$. What is the value of $k$?", "role": "user" } ]
math
{ "ground_truth": "9", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A regular 201-sided polygon is inscribed inside a circle with center $C$. Triangles are drawn by connecting any three of the 201 vertices of the polygon. How many of these triang...
math
{ "ground_truth": "338350", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given that 3 people are to be selected from 5 girls and 2 boys, if girl A is selected, determine the probability that at least one boy is selected.", "role": "user" } ]
math
{ "ground_truth": "\\frac{3}{5}", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A particle is placed on the parabola $y = x^2 - x - 6$ at a point $P$ whose $y$-coordinate is $6$. Find the horizontal distance traveled by the particle, defined as the numerical...
math
{ "ground_truth": "4", "style": "rule" }
{ "id": "numina_amc_aime-0", "rating": null, "split": "confidence_train", "sub_source": "amc_aime" }
amc_aime
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find the positive four-digit number that is a multiple of 7 and represents the sum of the cube and square of a certain number.", "role": "user" } ]
math
{ "ground_truth": "1386, 1200", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The sequence $\\{a_n\\}$ is an arithmetic sequence, where $a_1=f(x+1)$, $a_2=0$, $a_3=f(x-1)$, and $f(x)=x^2-4x+2$. Find the general formula for $a_n$.", "role": "user" } ]
math
{ "ground_truth": "2n-4 \\text{ or } 4-2n", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "In a circle of radius $6$ units, $CD$ and $AB$ are perpendicular diameters. A chord $CH$ cutting $AB$ at $K$ is $10$ units long. The diameter $AB$ is divided into two segments wh...
math
{ "ground_truth": "6 - \\sqrt{11}, 6 + \\sqrt{11}", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given $f(x) = x^2 + ax + b$, satisfying $f(1) = 0$ and $f(2) = 0$, then $f(-1) = \\boxed{6}$.", "role": "user" } ]
math
{ "ground_truth": "6", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given the ellipse \\(\\frac{x^{2}}{a^{2}} + \\frac{y^{2}}{b^{2}} = 1\\) with one focus \\(F\\), point \\(P\\) lies on the \\(y\\)-axis. The line \\(PF\\) intersects the ellipse a...
math
{ "ground_truth": "-\\frac{2 a^{2}}{b^{2}}", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Complex numbers $p, q, r$ form an equilateral triangle with side length 24 in the complex plane. If $|p + q + r| = 48,$ find $|pq + pr + qr|.$", "role": "user" } ]
math
{ "ground_truth": "768", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find the result when the Greatest Common Divisor (GCD) of $7260$ and $540$ is diminished by $12$, then add $5$ to the result.", "role": "user" } ]
math
{ "ground_truth": "53", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "In right triangle $ABC$, if the acute angle $\\angle A = 50^{\\circ}$, then the other acute angle $\\angle B =$ ____.", "role": "user" } ]
math
{ "ground_truth": "40^{\\circ}", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The diagonals of a convex quadrilateral form an angle of $45^{\\circ}$. Perpendiculars are drawn from each vertex of the quadrilateral to the lines containing the diagonals that ...
math
{ "ground_truth": "\\frac{1}{2}", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Choose a permutation of $ \\{1,2, ..., 20\\}$ at random. Let $m$ be the amount of numbers in the permutation larger than all numbers before it. Find the expected value of $2^...
math
{ "ground_truth": "21", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A month with 30 days has the same number of Saturdays and Sundays. How many of the seven days of the week could be the first day of this month?\n**A)** 1 \n**B)** 2 \n**C)** 3 ...
math
{ "ground_truth": "**A)** 1", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Four unit circles are centered at the vertices of a unit square, one circle at each vertex. What is the area of the region common to all four circles?", "role": "user" } ]
math
{ "ground_truth": "\\frac{\\pi}{3} + 1 - \\sqrt{3}", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "a) Each vertex at the base of a triangle is connected by straight lines to \\( n \\) points located on the opposite side. Into how many parts do these lines divide the triangle?\...
math
{ "ground_truth": "3n^2 + 3n + 1", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let \\( x, y, z \\) be relative integers such that for any triangle \\( ABC \\) we have \\( 16 HN^2 = xBC^2 + yCA^2 + zAB^2 \\), where \\( H \\) is the foot of the altitude from ...
math
{ "ground_truth": "9", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find all perfect squares $n$ such that if the positive integer $a\\ge 15$ is some divisor $n$ then $a+15$ is a prime power.\n\n*Proposed by Saudi Arabia*", "role": "u...
math
{ "ground_truth": "1, 4, 9, 16, 49, 64, 196", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "An art exhibition opens at 8:00, but people have already been queuing to enter before that. From the time the first visitor arrives, the number of visitors arriving per minute is...
math
{ "ground_truth": "7:15", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given the function $f(x)=3\\ln x-x^{2}+(a-\\frac{1}{2})x$ has a maximum value on the interval $(1,3)$, the range of real number $a$ is ______", "role": "user" } ]
math
{ "ground_truth": "(-\\frac{1}{2},\\frac{11}{2})", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Gretchen now has ten socks, two of each color: magenta, cyan, black, white, and red. She randomly draws five socks. What is the probability that she ends up with exactly one pair...
math
{ "ground_truth": "\\frac{40}{63}", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find the sum of the two smallest prime factors of $525$.", "role": "user" } ]
math
{ "ground_truth": "8", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "What is the median of the following list of $8160$ numbers?\n\\[1, 2, 3, \\ldots, 4080, 1^2, 2^2, 3^2, \\ldots, 4080^2\\]\nA) 4087\nB) 4088\nC) 4089\nD) 4090", "role": "user"...
math
{ "ground_truth": "B) 4088", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let $A_1B_1C_1$ be a triangle with $A_1B_1 = 16, B_1C_1 = 14,$ and $C_1A_1 = 10$ . Given a positive integer $i$ and a triangle $A_iB_iC_i$ with circumcenter $O_i$ , def...
math
{ "ground_truth": "10800", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given that $\\sec x - \\tan x = \\frac{5}{2},$ find all possible values of $\\sin x.$", "role": "user" } ]
math
{ "ground_truth": "-\\frac{21}{29}", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find the largest integer less than 100 that leaves a remainder of 3 when divided by 8.", "role": "user" } ]
math
{ "ground_truth": "99", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given the function $f(x)=|2x-1|$.\n$(1)$ Solve the inequality $f(x)-f(x+1)\\leqslant 1$ with respect to $x$;\n$(2)$ If the solution set of the inequality $f(x) < m-f(x+1)$ with r...
math
{ "ground_truth": "(2,+\\infty)", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "There are 2008 congruent circles on a plane such that no two are tangent to each other and each circle intersects at least three other circles. Let $ N$ be the total number of ...
math
{ "ground_truth": "3012", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "For an integer $n \\geq 3$ we define the sequence $\\alpha_1, \\alpha_2, \\ldots, \\alpha_k$ as the sequence of exponents in the prime factorization of $n! = p_1^{\\alpha_1}...
math
{ "ground_truth": "3, 6, 10", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Nine teams play a soccer tournament where each team plays every other team exactly once. No ties occur, each match results in a win or a loss with each team having a 50% chance o...
math
{ "ground_truth": "698", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "\\( n \\) is the smallest positive integer that satisfies the following conditions:\n(1) \\( n \\) is a multiple of 75;\n(2) \\( n \\) has exactly 75 positive divisors (including...
math
{ "ground_truth": "75", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "In a soccer tournament, teams \\( A, B, C, D, E \\) each played exactly once against every other team. For each match, 3 points were awarded for a win, 1 point for a draw, and 0 ...
math
{ "ground_truth": "a = 7, \\, b = 6, \\, c = 4, \\, d = 5, \\, e = 2", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "In how many ways can you divide the set of eight numbers $\\{2,3,\\cdots,9\\}$ into $4$ pairs such that no pair of numbers has $\\text{gcd}$ equal to $2$ ?", "role": "...
math
{ "ground_truth": "36", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Last year, the cost of a bicycle was $200, a cycling helmet $50, and a pair of cycling gloves $30. This year, the cost of the bicycle increased by $10\\%, the cost of the helmet ...
math
{ "ground_truth": "11.96\\%", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "In the geometric sequence $\\{a_n\\}$, if $a_n > 0$ and $a_3a_7 = 64$, calculate the value of $a_5$.", "role": "user" } ]
math
{ "ground_truth": "8", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Let $S$ be the set of all nonzero real numbers. The function $f : S \\to S$ satisfies the following two properties:\n\n(i) For all $x \\in S,$\n\\[ f \\left( \\frac{1}{x} \\right...
math
{ "ground_truth": "\\frac{3}{2}", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A province is one of the pilot provinces for the high school new curriculum reform. According to the regulations, every student must participate in the academic level test, and a...
math
{ "ground_truth": "0.4", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Seth has nine stones: three painted blue, three painted red, and three painted yellow. The blue stones are labeled 1, 2, and 3, as are the red stones and the yellow stones. He bu...
math
{ "ground_truth": "216", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The equation of the tangent line to the curve $y=e^{2x+1}$ at its intersection point with the y-axis is.", "role": "user" } ]
math
{ "ground_truth": "y=2ex+e", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given $a_i \\in \\{-1, 0, 1\\}$ for $0 \\le i \\le 17$, find the number of $18$-tuples $(a_0, a_1, \\dots, a_{17})$ satisfying $a_0 + 2a_1 + 2^2a_2 + \\cdots + 2^{17}a_{17} = 2^{...
math
{ "ground_truth": "8", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "One of the legs of a right triangle is 15 cm, and the radius of the inscribed circle in the triangle is 3 cm. Find the area of the triangle.", "role": "user" } ]
math
{ "ground_truth": "60 \\, \\text{cm}^2", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The height of a triangle, which is 2 cm, divides the angle of the triangle in the ratio 2:1, and the base of the triangle into parts, the smaller of which is 1 cm. Find the area ...
math
{ "ground_truth": "\\frac{8}{3}", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Out of 1500 people surveyed, $25\\%$ do not enjoy television, and $20\\%$ of the people who do not enjoy television also do not enjoy books. How many people surveyed do not enjoy...
math
{ "ground_truth": "75", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "How many 12-digit positive integers have all digits either 1 or 2, and have at least two consecutive digits that are the same?", "role": "user" } ]
math
{ "ground_truth": "4094", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find all positive integer $n$ , such that for all 35-element-subsets of $M=(1,2,3,...,50)$ ,there exists at least two different elements $a,b$ , satisfing : $a-b=n$ or $...
math
{ "ground_truth": "n \\in [1, 70]", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "The greatest common divisor of 1337 and 382 is what?", "role": "user" } ]
math
{ "ground_truth": "191", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Square $S_1$ is inscribed inside circle $C_1$ , which is inscribed inside square $S_2$ , which is inscribed inside circle $C_2$ , which is inscribed inside square $S_3$ , w...
math
{ "ground_truth": "2\\sqrt{2}", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Person A and Person B start from two locations, A and B respectively, at the same time and move towards each other. Person A walks 70 meters per minute, and Person B walks 60 met...
math
{ "ground_truth": "2080 \\text{ meters}", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given a positive number $y$, determine the condition that satisfies the inequality $\\sqrt{y} < 3y$.", "role": "user" } ]
math
{ "ground_truth": "y > \\frac{1}{9}", "style": "rule" }
{ "id": "numina_synthetic_amc-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_amc" }
synthetic_amc
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "A sandwich costs \\$5.00 and a meal plate costs \\$7.00. In how many ways can sandwiches and meal plates be purchased with \\$90.00, without leaving any change?", "role": "us...
math
{ "ground_truth": "3", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "When a certain biased coin is flipped five times, the probability of getting heads exactly once is not equal to $0$ and is the same as that of getting heads exactly twice. Let ...
math
{ "ground_truth": "283", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given that the terminal side of the angle $α$ in the second quadrant intersects with the unit circle at point $P(m, \\frac{\\sqrt{3}}{2})$, find the value of $\\tan α$.", "ro...
math
{ "ground_truth": "-\\sqrt{3}", "style": "rule" }
{ "id": "numina_cn_k12-0", "rating": null, "split": "confidence_train", "sub_source": "cn_k12" }
cn_k12
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "On the sides $AB$ and $BC$ of an isosceles triangle $ABC$ with an angle of $44^{\\circ}$ at the vertex, points $M$ and $N$ are taken such that $AM=BN=AC$. Point $X$ on the ray $C...
math
{ "ground_truth": "32^\\circ", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Find the distance between the points (0,15,5) and (8,0,-3).", "role": "user" } ]
math
{ "ground_truth": "\\sqrt{353}", "style": "rule" }
{ "id": "numina_synthetic_math-0", "rating": null, "split": "confidence_train", "sub_source": "synthetic_math" }
synthetic_math
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given Lorri took a $240 \\mathrm{~km}$ trip to Waterloo, her average speed was $120 \\mathrm{~km} / \\mathrm{h}$ on the way there, and her average speed was $80 \\mathrm{~km} / \...
math
{ "ground_truth": "96", "style": "rule" }
{ "id": "numina_olympiads-0", "rating": null, "split": "confidence_train", "sub_source": "olympiads" }
olympiads
math_box
[ { "content": "Please reason step by step, and put your final answer within \\boxed{}.", "role": "system" }, { "content": "Given a positive integer $n$ , we define $\\lambda (n)$ as the number of positive integer solutions of $x^2-y^2=n$ . We say that $n$ is *olympic* if $\\lambda (n) = 2021$ ...
math
{ "ground_truth": "3^{46} \\cdot 5^{42} \\cdot 7", "style": "rule" }
{ "id": "numina_aops_forum-0", "rating": null, "split": "confidence_train", "sub_source": "aops_forum" }
aops_forum