id
int64
1
735k
topic
stringclasses
11 values
difficulty
stringclasses
2 values
question
stringlengths
12
91
answer
stringlengths
1
11
reasoning
stringlengths
20
98
category
stringclasses
19 values
3,801
exponents
easy
What is 10^3?
1000
10^3 means multiply 10 by itself 3 times: 10*10*10 = 1000.
exponents
3,802
algebra
easy
Solve for x: 18x - 10 = -316
-17
Add 10 to both sides: 18x = -316+10=-306. Then x = -306/18 = -17.
linear_equation
3,803
arithmetic
easy
What is 3026 / 89?
34
Divide: 3026 ÷ 89 = 34 because 89*34=3026.
division
3,804
algebra
medium
Solve for x: x^2 - 1x = 0
x = 0, 1
Factor: (x - 0)(x - 1) = x^2 -(1)x + 0 = 0. So x = 0 or 1. Check sum = 1, product = 0.
quadratic
3,805
arithmetic
easy
What is 30 * 1?
30
Multiply: 30 * 1 = 30.
basic_operations
3,806
arithmetic
easy
What is 16 * 29?
464
Multiply: 16 * 29 = 464.
basic_operations
3,807
arithmetic
easy
What is 578 + 559?
1137
Add the two numbers: 578 + 559 = 1137.
basic_operations
3,808
statistics
easy
What is the mean (average) of 83, 50, 37, 88, 79?
67.4
Mean = sum/count. Sum = 83+50+37+88+79=337. Count=5. Mean=337/5=67.4.
mean
3,809
calculus
medium
What is the derivative of 4x^5 with respect to x?
20x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^5] = 4*5*x^4 = 20x^4.
derivative
3,810
statistics
easy
What is the mean (average) of 33, 45, 82, 59, 62?
56.2
Mean = sum/count. Sum = 33+45+82+59+62=281. Count=5. Mean=281/5=56.2.
mean
3,811
algebra
easy
Solve for x: 15x + 18 = 63
3
Subtract 18 from both sides: 15x = 63-18=45. Then divide by 15: x = 45/15 = 3.
linear_equation
3,812
percentages
easy
What is 19% of 294?
55.86
Calculate 19/100 * 294 = 0.19*294 = 55.86.
percentages
3,813
algebra
medium
Solve for x: x^2 - 4 = 0
x = 2, -2
Factor: (x - 2)(x - -2) = x^2 -(0)x + -4 = 0. So x = 2 or -2. Check sum = 0, product = -4.
quadratic
3,814
algebra
medium
Solve for x: x^2 + 9x - 10 = 0
x = 1, -10
Factor: (x - 1)(x - -10) = x^2 -(-9)x + -10 = 0. So x = 1 or -10. Check sum = -9, product = -10.
quadratic
3,815
calculus
medium
What is the indefinite integral of x^7 dx?
x^8/8 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^7 = x^8/8 + C.
integral
3,816
exponents
easy
What is 4^2?
16
4^2 means multiply 4 by itself 2 times: 4*4 = 16.
exponents
3,817
word_problems
easy
If you have 57 pencils and you buy 46 more pencils, how many pencils do you have in total?
103
Add initial 57 plus bought 46: 57+46=103.
addition_word
3,818
percentages
easy
What is 52% of 129?
67.08
Calculate 52/100 * 129 = 0.52*129 = 67.08.
percentages
3,819
number_theory
medium
What is the LCM (least common multiple) of 27 and 52?
1404
LCM = |27*52| / GCD(27,52). GCD=1, so LCM=1404/1=1404.
lcm
3,820
calculus
medium
What is the indefinite integral of x^4 dx?
x^5/5 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^4 = x^5/5 + C.
integral
3,821
word_problems
easy
If you have 61 candies and you buy 25 more candies, how many candies do you have in total?
86
Add initial 61 plus bought 25: 61+25=86.
addition_word
3,822
number_theory
medium
What is the LCM (least common multiple) of 44 and 42?
924
LCM = |44*42| / GCD(44,42). GCD=2, so LCM=1848/2=924.
lcm
3,823
algebra
easy
Solve for x: 17x - 24 = -109
-5
Add 24 to both sides: 17x = -109+24=-85. Then x = -85/17 = -5.
linear_equation
3,824
fractions
medium
What is 7/20 - 7/13? Give as simplified fraction.
-49/260
Common denominator 260. Numerator 91-140=-49. So -49/260 simplifies to -49/260.
fraction_operations
3,825
calculus
medium
What is the indefinite integral of x^3 dx?
x^4/4 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^3 = x^4/4 + C.
integral
3,826
exponents
easy
What is 5^5?
3125
5^5 means multiply 5 by itself 5 times: 5*5*5*5*5 = 3125.
exponents
3,827
algebra
easy
Solve for x: 16x - 37 = 187
14
Add 37 to both sides: 16x = 187+37=224. Then x = 224/16 = 14.
linear_equation
3,828
word_problems
easy
If you have 43 pencils and you buy 50 more pencils, how many pencils do you have in total?
93
Add initial 43 plus bought 50: 43+50=93.
addition_word
3,829
calculus
medium
What is the indefinite integral of x^1 dx?
x^2/2 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^1 = x^2/2 + C.
integral
3,830
fractions
medium
What is 7/12 * 18/7? Give as simplified fraction.
3/2
Multiply numerators: 7*18=126. Denominators: 12*7=84. Simplify by gcd 42 to get 3/2.
fraction_operations
3,831
calculus
medium
What is the derivative of 7x^6 with respect to x?
42x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^6] = 7*6*x^5 = 42x^5.
derivative
3,832
algebra
medium
Solve for x: x^2 + 6x - 40 = 0
x = 4, -10
Factor: (x - 4)(x - -10) = x^2 -(-6)x + -40 = 0. So x = 4 or -10. Check sum = -6, product = -40.
quadratic
3,833
fractions
medium
What is 13/20 * 6/10? Give as simplified fraction.
39/100
Multiply numerators: 13*6=78. Denominators: 20*10=200. Simplify by gcd 2 to get 39/100.
fraction_operations
3,834
algebra
easy
Solve for x: 13x + 23 = -81
-8
Subtract 23 from both sides: 13x = -81-23=-104. Then divide by 13: x = -104/13 = -8.
linear_equation
3,835
algebra
easy
Solve for x: 14x - 10 = 116
9
Add 10 to both sides: 14x = 116+10=126. Then x = 126/14 = 9.
linear_equation
3,836
percentages
easy
What is 95% of 134?
127.3
Calculate 95/100 * 134 = 0.95*134 = 127.3.
percentages
3,837
statistics
easy
What is the mean (average) of 79, 98, 79, 68?
81
Mean = sum/count. Sum = 79+98+79+68=324. Count=4. Mean=324/4=81.0.
mean
3,838
arithmetic
easy
What is 693 + 100 * 9? Remember order of operations.
1593
Order of operations (PEMDAS): first 100*9=900, then 693+900=1593.
basic_operations
3,839
arithmetic
easy
What is 874 - 340?
534
Subtract: 874 - 340 = 534.
basic_operations
3,840
number_theory
medium
What is the GCD (greatest common divisor) of 26 and 96?
2
Find greatest number dividing both 26 and 96. Divisors common, greatest is 2.
gcd
3,841
fractions
medium
What is 10/4 * 12/12? Give as simplified fraction.
5/2
Multiply numerators: 10*12=120. Denominators: 4*12=48. Simplify by gcd 24 to get 5/2.
fraction_operations
3,842
word_problems
easy
If you have 65 books and you buy 22 more books, how many books do you have in total?
87
Add initial 65 plus bought 22: 65+22=87.
addition_word
3,843
exponents
easy
What is 6^2?
36
6^2 means multiply 6 by itself 2 times: 6*6 = 36.
exponents
3,844
algebra
medium
Solve for x: x^2 + 11x + 30 = 0
x = -6, -5
Factor: (x - -6)(x - -5) = x^2 -(-11)x + 30 = 0. So x = -6 or -5. Check sum = -11, product = 30.
quadratic
3,845
calculus
medium
What is the indefinite integral of x^1 dx?
x^2/2 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^1 = x^2/2 + C.
integral
3,846
calculus
medium
What is the indefinite integral of x^2 dx?
x^3/3 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^2 = x^3/3 + C.
integral
3,847
statistics
easy
What is the mean (average) of 36, 89, 32, 15, 85?
51.4
Mean = sum/count. Sum = 36+89+32+15+85=257. Count=5. Mean=257/5=51.4.
mean
3,848
algebra
easy
Solve for x: 15x - 38 = -308
-18
Add 38 to both sides: 15x = -308+38=-270. Then x = -270/15 = -18.
linear_equation
3,849
algebra
easy
Solve for x: 13x + 10 = 62
4
Subtract 10 from both sides: 13x = 62-10=52. Then divide by 13: x = 52/13 = 4.
linear_equation
3,850
statistics
easy
What is the mean (average) of 99, 3, 76?
59.33
Mean = sum/count. Sum = 99+3+76=178. Count=3. Mean=178/3=59.33.
mean
3,851
number_theory
medium
What is the GCD (greatest common divisor) of 57 and 75?
3
Find greatest number dividing both 57 and 75. Divisors common, greatest is 3.
gcd
3,852
word_problems
easy
If you have 7 pencils and you buy 32 more pencils, how many pencils do you have in total?
39
Add initial 7 plus bought 32: 7+32=39.
addition_word
3,853
number_theory
medium
What is the LCM (least common multiple) of 44 and 11?
44
LCM = |44*11| / GCD(44,11). GCD=11, so LCM=484/11=44.
lcm
3,854
arithmetic
easy
What is 182 - 139?
43
Subtract: 182 - 139 = 43.
basic_operations
3,855
algebra
easy
Solve for x: 4x + 35 = 3
-8
Subtract 35 from both sides: 4x = 3-35=-32. Then divide by 4: x = -32/4 = -8.
linear_equation
3,856
roots
easy
What is the square root of 361?
19
Find number that when squared gives 361. 19*19=361, so sqrt(361)=19.
square_roots
3,857
arithmetic
easy
What is 364 + 618?
982
Add the two numbers: 364 + 618 = 982.
basic_operations
3,858
calculus
medium
What is the indefinite integral of x^2 dx?
x^3/3 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^2 = x^3/3 + C.
integral
3,859
number_theory
medium
What is the LCM (least common multiple) of 33 and 25?
825
LCM = |33*25| / GCD(33,25). GCD=1, so LCM=825/1=825.
lcm
3,860
arithmetic
easy
What is 502 + 327?
829
Add the two numbers: 502 + 327 = 829.
basic_operations
3,861
exponents
easy
What is 6^5?
7776
6^5 means multiply 6 by itself 5 times: 6*6*6*6*6 = 7776.
exponents
3,862
calculus
medium
What is the indefinite integral of x^3 dx?
x^4/4 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^3 = x^4/4 + C.
integral
3,863
arithmetic
easy
What is 59 + 85 * 98? Remember order of operations.
8389
Order of operations (PEMDAS): first 85*98=8330, then 59+8330=8389.
basic_operations
3,864
arithmetic
easy
What is 134 + 893?
1027
Add the two numbers: 134 + 893 = 1027.
basic_operations
3,865
arithmetic
easy
What is 390 - 310?
80
Subtract: 390 - 310 = 80.
basic_operations
3,866
arithmetic
easy
What is 49 * 43?
2107
Multiply: 49 * 43 = 2107.
basic_operations
3,867
calculus
medium
What is the indefinite integral of x^4 dx?
x^5/5 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^4 = x^5/5 + C.
integral
3,868
roots
easy
What is the square root of 81?
9
Find number that when squared gives 81. 9*9=81, so sqrt(81)=9.
square_roots
3,869
number_theory
medium
What is the GCD (greatest common divisor) of 93 and 34?
1
Find greatest number dividing both 93 and 34. Divisors common, greatest is 1.
gcd
3,870
statistics
easy
What is the mean (average) of 35, 11, 58, 86?
47.5
Mean = sum/count. Sum = 35+11+58+86=190. Count=4. Mean=190/4=47.5.
mean
3,871
arithmetic
easy
What is 15 * 3?
45
Multiply: 15 * 3 = 45.
basic_operations
3,872
arithmetic
easy
What is 1287 / 33?
39
Divide: 1287 ÷ 33 = 39 because 33*39=1287.
division
3,873
arithmetic
easy
What is 158 + 586?
744
Add the two numbers: 158 + 586 = 744.
basic_operations
3,874
arithmetic
easy
What is 741 - 14?
727
Subtract: 741 - 14 = 727.
basic_operations
3,875
arithmetic
easy
What is 597 - 160?
437
Subtract: 597 - 160 = 437.
basic_operations
3,876
roots
easy
What is the square root of 1849?
43
Find number that when squared gives 1849. 43*43=1849, so sqrt(1849)=43.
square_roots
3,877
arithmetic
easy
What is 5040 / 80?
63
Divide: 5040 ÷ 80 = 63 because 80*63=5040.
division
3,878
fractions
medium
What is 3/7 + 3/4? Give as simplified fraction.
33/28
Common denominator 7*4=28. 3/7=12/28, 3/4=21/28. Sum = 33/28 = 33/28 simplified.
fraction_operations
3,879
calculus
medium
What is the indefinite integral of x^7 dx?
x^8/8 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^7 = x^8/8 + C.
integral
3,880
percentages
easy
What is 27% of 52?
14.04
Calculate 27/100 * 52 = 0.27*52 = 14.04.
percentages
3,881
arithmetic
easy
What is 25 * 61?
1525
Multiply: 25 * 61 = 1525.
basic_operations
3,882
statistics
easy
What is the mean (average) of 91, 24, 61, 37, 94?
61.4
Mean = sum/count. Sum = 91+24+61+37+94=307. Count=5. Mean=307/5=61.4.
mean
3,883
arithmetic
easy
What is 454 + 190 * 65? Remember order of operations.
12804
Order of operations (PEMDAS): first 190*65=12350, then 454+12350=12804.
basic_operations
3,884
fractions
medium
What is 9/6 + 18/20? Give as simplified fraction.
12/5
Common denominator 6*20=120. 9/6=180/120, 18/20=108/120. Sum = 288/120 = 12/5 simplified.
fraction_operations
3,885
arithmetic
easy
What is 35490 / 91?
390
Divide: 35490 ÷ 91 = 390 because 91*390=35490.
division
3,886
algebra
medium
Solve for x: x^2 + 3x = 0
x = 0, -3
Factor: (x - 0)(x - -3) = x^2 -(-3)x + 0 = 0. So x = 0 or -3. Check sum = -3, product = 0.
quadratic
3,887
algebra
medium
Solve for x: x^2 - 12x + 20 = 0
x = 2, 10
Factor: (x - 2)(x - 10) = x^2 -(12)x + 20 = 0. So x = 2 or 10. Check sum = 12, product = 20.
quadratic
3,888
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
3,889
exponents
easy
What is 5^5?
3125
5^5 means multiply 5 by itself 5 times: 5*5*5*5*5 = 3125.
exponents
3,890
geometry
easy
Find the area of a circle with radius 48. Use pi=3.14159, round to 2 decimals.
7238.23
Area = pi*r^2 = 3.14159*48^2 = 3.14159*2304 = 7238.23.
circle_area
3,891
percentages
easy
What is 68% of 8?
5.44
Calculate 68/100 * 8 = 0.68*8 = 5.44.
percentages
3,892
geometry
easy
Find the area of a circle with radius 49. Use pi=3.14159, round to 2 decimals.
7542.96
Area = pi*r^2 = 3.14159*49^2 = 3.14159*2401 = 7542.96.
circle_area
3,893
algebra
medium
Solve for x: x^2 + 17x + 72 = 0
x = -8, -9
Factor: (x - -8)(x - -9) = x^2 -(-17)x + 72 = 0. So x = -8 or -9. Check sum = -17, product = 72.
quadratic
3,894
arithmetic
easy
What is 506 + 353?
859
Add the two numbers: 506 + 353 = 859.
basic_operations
3,895
calculus
medium
What is the indefinite integral of x^1 dx?
x^2/2 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^1 = x^2/2 + C.
integral
3,896
word_problems
easy
If you have 6 apples and you buy 48 more apples, how many apples do you have in total?
54
Add initial 6 plus bought 48: 6+48=54.
addition_word
3,897
roots
easy
What is the square root of 1444?
38
Find number that when squared gives 1444. 38*38=1444, so sqrt(1444)=38.
square_roots
3,898
number_theory
medium
What is the GCD (greatest common divisor) of 90 and 88?
2
Find greatest number dividing both 90 and 88. Divisors common, greatest is 2.
gcd
3,899
geometry
easy
Find the area of a circle with radius 29. Use pi=3.14159, round to 2 decimals.
2642.08
Area = pi*r^2 = 3.14159*29^2 = 3.14159*841 = 2642.08.
circle_area
3,900
number_theory
medium
What is the LCM (least common multiple) of 96 and 62?
2976
LCM = |96*62| / GCD(96,62). GCD=2, so LCM=5952/2=2976.
lcm