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
6,001
arithmetic
easy
What is 840 / 56?
15
Divide: 840 ÷ 56 = 15 because 56*15=840.
division
6,002
statistics
easy
What is the mean (average) of 17, 26, 87?
43.33
Mean = sum/count. Sum = 17+26+87=130. Count=3. Mean=130/3=43.33.
mean
6,003
calculus
medium
What is the derivative of 8x^4 with respect to x?
32x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^4] = 8*4*x^3 = 32x^3.
derivative
6,004
statistics
easy
What is the mean (average) of 69, 26, 63?
52.67
Mean = sum/count. Sum = 69+26+63=158. Count=3. Mean=158/3=52.67.
mean
6,005
roots
easy
What is the square root of 225?
15
Find number that when squared gives 225. 15*15=225, so sqrt(225)=15.
square_roots
6,006
arithmetic
easy
What is 14 + 1 * 54? Remember order of operations.
68
Order of operations (PEMDAS): first 1*54=54, then 14+54=68.
basic_operations
6,007
exponents
easy
What is 10^2?
100
10^2 means multiply 10 by itself 2 times: 10*10 = 100.
exponents
6,008
number_theory
medium
What is the GCD (greatest common divisor) of 46 and 60?
2
Find greatest number dividing both 46 and 60. Divisors common, greatest is 2.
gcd
6,009
arithmetic
easy
What is 38 * 25?
950
Multiply: 38 * 25 = 950.
basic_operations
6,010
algebra
easy
Solve for x: 7x + 0 = -63
-9
Subtract 0 from both sides: 7x = -63-0=-63. Then divide by 7: x = -63/7 = -9.
linear_equation
6,011
algebra
medium
Solve for x: x^2 + 5x - 14 = 0
x = -7, 2
Factor: (x - -7)(x - 2) = x^2 -(-5)x + -14 = 0. So x = -7 or 2. Check sum = -5, product = -14.
quadratic
6,012
arithmetic
easy
What is 98 * 49?
4802
Multiply: 98 * 49 = 4802.
basic_operations
6,013
word_problems
easy
If you have 38 candies and you buy 26 more candies, how many candies do you have in total?
64
Add initial 38 plus bought 26: 38+26=64.
addition_word
6,014
arithmetic
easy
What is 88 + 46 * 57? Remember order of operations.
2710
Order of operations (PEMDAS): first 46*57=2622, then 88+2622=2710.
basic_operations
6,015
arithmetic
easy
What is 9768 / 33?
296
Divide: 9768 ÷ 33 = 296 because 33*296=9768.
division
6,016
arithmetic
easy
What is 330 + 57?
387
Add the two numbers: 330 + 57 = 387.
basic_operations
6,017
exponents
easy
What is 4^5?
1024
4^5 means multiply 4 by itself 5 times: 4*4*4*4*4 = 1024.
exponents
6,018
arithmetic
easy
What is 5 + 492 * 2? Remember order of operations.
989
Order of operations (PEMDAS): first 492*2=984, then 5+984=989.
basic_operations
6,019
arithmetic
easy
What is 99 * 34?
3366
Multiply: 99 * 34 = 3366.
basic_operations
6,020
algebra
medium
Solve for x: x^2 + 5x + 4 = 0
x = -1, -4
Factor: (x - -1)(x - -4) = x^2 -(-5)x + 4 = 0. So x = -1 or -4. Check sum = -5, product = 4.
quadratic
6,021
arithmetic
easy
What is 22356 / 81?
276
Divide: 22356 ÷ 81 = 276 because 81*276=22356.
division
6,022
exponents
easy
What is 10^4?
10000
10^4 means multiply 10 by itself 4 times: 10*10*10*10 = 10000.
exponents
6,023
arithmetic
easy
What is 226 - 25?
201
Subtract: 226 - 25 = 201.
basic_operations
6,024
calculus
medium
What is the indefinite integral of x^5 dx?
x^6/6 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^5 = x^6/6 + C.
integral
6,025
arithmetic
easy
What is 834 + 16 * 41? Remember order of operations.
1490
Order of operations (PEMDAS): first 16*41=656, then 834+656=1490.
basic_operations
6,026
arithmetic
easy
What is 22888 divided by 49? Give answer to 2 decimal places.
467.1
Calculate 22888/ 49 = 467.1020, rounded to 2 decimals is 467.1.
division
6,027
statistics
easy
What is the mean (average) of 47, 98, 92, 71, 50?
71.6
Mean = sum/count. Sum = 47+98+92+71+50=358. Count=5. Mean=358/5=71.6.
mean
6,028
exponents
easy
What is 8^3?
512
8^3 means multiply 8 by itself 3 times: 8*8*8 = 512.
exponents
6,029
percentages
easy
What is 86% of 889?
764.54
Calculate 86/100 * 889 = 0.86*889 = 764.54.
percentages
6,030
roots
easy
What is the square root of 225?
15
Find number that when squared gives 225. 15*15=225, so sqrt(225)=15.
square_roots
6,031
exponents
easy
What is 10^2?
100
10^2 means multiply 10 by itself 2 times: 10*10 = 100.
exponents
6,032
arithmetic
easy
What is 4 + 334?
338
Add the two numbers: 4 + 334 = 338.
basic_operations
6,033
geometry
easy
Find the circumference of a circle with radius 27. Use pi=3.14159, round to 2 decimals.
169.65
Circumference = 2*pi*r = 2*3.14159*27 = 169.65.
circle_circum
6,034
geometry
easy
Find the perimeter of a rectangle with length 63 and width 65.
256
Perimeter = 2*(length+width) = 2*(63+65) = 2*128 = 256.
rectangle_perim
6,035
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
6,036
arithmetic
easy
What is 10164 / 42?
242
Divide: 10164 ÷ 42 = 242 because 42*242=10164.
division
6,037
roots
easy
What is the square root of 2304?
48
Find number that when squared gives 2304. 48*48=2304, so sqrt(2304)=48.
square_roots
6,038
arithmetic
easy
What is 5323 divided by 19? Give answer to 2 decimal places.
280.16
Calculate 5323/ 19 = 280.1579, rounded to 2 decimals is 280.16.
division
6,039
statistics
easy
What is the mean (average) of 13, 18, 30, 76?
34.25
Mean = sum/count. Sum = 13+18+30+76=137. Count=4. Mean=137/4=34.25.
mean
6,040
number_theory
medium
What is the LCM (least common multiple) of 98 and 73?
7154
LCM = |98*73| / GCD(98,73). GCD=1, so LCM=7154/1=7154.
lcm
6,041
arithmetic
easy
What is 8370 / 45?
186
Divide: 8370 ÷ 45 = 186 because 45*186=8370.
division
6,042
calculus
medium
What is the derivative of 1x^8 with respect to x?
8x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^8] = 1*8*x^7 = 8x^7.
derivative
6,043
word_problems
easy
If you have 25 candies and you buy 15 more candies, how many candies do you have in total?
40
Add initial 25 plus bought 15: 25+15=40.
addition_word
6,044
arithmetic
easy
What is 303 - 158?
145
Subtract: 303 - 158 = 145.
basic_operations
6,045
number_theory
medium
What is the LCM (least common multiple) of 99 and 36?
396
LCM = |99*36| / GCD(99,36). GCD=9, so LCM=3564/9=396.
lcm
6,046
word_problems
easy
If you have 64 apples and you buy 10 more apples, how many apples do you have in total?
74
Add initial 64 plus bought 10: 64+10=74.
addition_word
6,047
number_theory
medium
What is the GCD (greatest common divisor) of 9 and 57?
3
Find greatest number dividing both 9 and 57. Divisors common, greatest is 3.
gcd
6,048
arithmetic
easy
What is 60 * 16?
960
Multiply: 60 * 16 = 960.
basic_operations
6,049
geometry
easy
Find the circumference of a circle with radius 35. Use pi=3.14159, round to 2 decimals.
219.91
Circumference = 2*pi*r = 2*3.14159*35 = 219.91.
circle_circum
6,050
percentages
easy
What is 62% of 681?
422.22
Calculate 62/100 * 681 = 0.62*681 = 422.22.
percentages
6,051
arithmetic
easy
What is 222 - 101?
121
Subtract: 222 - 101 = 121.
basic_operations
6,052
percentages
easy
What is 68% of 17?
11.56
Calculate 68/100 * 17 = 0.68*17 = 11.56.
percentages
6,053
algebra
medium
Solve for x: x^2 - 3x - 4 = 0
x = 4, -1
Factor: (x - 4)(x - -1) = x^2 -(3)x + -4 = 0. So x = 4 or -1. Check sum = 3, product = -4.
quadratic
6,054
arithmetic
easy
What is 861 - 309?
552
Subtract: 861 - 309 = 552.
basic_operations
6,055
algebra
medium
Solve for x: x^2 + 7x - 18 = 0
x = 2, -9
Factor: (x - 2)(x - -9) = x^2 -(-7)x + -18 = 0. So x = 2 or -9. Check sum = -7, product = -18.
quadratic
6,056
algebra
medium
Solve for x: x^2 - 3x - 40 = 0
x = 8, -5
Factor: (x - 8)(x - -5) = x^2 -(3)x + -40 = 0. So x = 8 or -5. Check sum = 3, product = -40.
quadratic
6,057
roots
easy
What is the square root of 289?
17
Find number that when squared gives 289. 17*17=289, so sqrt(289)=17.
square_roots
6,058
calculus
medium
What is the derivative of 9x^7 with respect to x?
63x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^7] = 9*7*x^6 = 63x^6.
derivative
6,059
calculus
medium
What is the derivative of 8x^3 with respect to x?
24x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^3] = 8*3*x^2 = 24x^2.
derivative
6,060
algebra
medium
Solve for x: x^2 - 13x + 42 = 0
x = 7, 6
Factor: (x - 7)(x - 6) = x^2 -(13)x + 42 = 0. So x = 7 or 6. Check sum = 13, product = 42.
quadratic
6,061
exponents
easy
What is 2^5?
32
2^5 means multiply 2 by itself 5 times: 2*2*2*2*2 = 32.
exponents
6,062
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
6,063
geometry
easy
Find the perimeter of a rectangle with length 2 and width 58.
120
Perimeter = 2*(length+width) = 2*(2+58) = 2*60 = 120.
rectangle_perim
6,064
calculus
medium
What is the derivative of 4x^7 with respect to x?
28x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^7] = 4*7*x^6 = 28x^6.
derivative
6,065
algebra
easy
Solve for x: 16x - 42 = -154
-7
Add 42 to both sides: 16x = -154+42=-112. Then x = -112/16 = -7.
linear_equation
6,066
roots
easy
What is the square root of 196?
14
Find number that when squared gives 196. 14*14=196, so sqrt(196)=14.
square_roots
6,067
calculus
medium
What is the derivative of 7x^5 with respect to x?
35x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^5] = 7*5*x^4 = 35x^4.
derivative
6,068
algebra
easy
Solve for x: 12x + 27 = -117
-12
Subtract 27 from both sides: 12x = -117-27=-144. Then divide by 12: x = -144/12 = -12.
linear_equation
6,069
fractions
medium
What is 17/15 * 17/17? Give as simplified fraction.
17/15
Multiply numerators: 17*17=289. Denominators: 15*17=255. Simplify by gcd 17 to get 17/15.
fraction_operations
6,070
arithmetic
easy
What is 4 * 34?
136
Multiply: 4 * 34 = 136.
basic_operations
6,071
calculus
medium
What is the derivative of 4x^6 with respect to x?
24x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^6] = 4*6*x^5 = 24x^5.
derivative
6,072
algebra
medium
Solve for x: x^2 + 9x = 0
x = -9, 0
Factor: (x - -9)(x - 0) = x^2 -(-9)x + 0 = 0. So x = -9 or 0. Check sum = -9, product = 0.
quadratic
6,073
number_theory
medium
What is the LCM (least common multiple) of 100 and 31?
3100
LCM = |100*31| / GCD(100,31). GCD=1, so LCM=3100/1=3100.
lcm
6,074
arithmetic
easy
What is 68 * 78?
5304
Multiply: 68 * 78 = 5304.
basic_operations
6,075
statistics
easy
What is the mean (average) of 74, 54, 96?
74.67
Mean = sum/count. Sum = 74+54+96=224. Count=3. Mean=224/3=74.67.
mean
6,076
arithmetic
easy
What is 58 * 55?
3190
Multiply: 58 * 55 = 3190.
basic_operations
6,077
arithmetic
easy
What is 95 * 42?
3990
Multiply: 95 * 42 = 3990.
basic_operations
6,078
arithmetic
easy
What is 60 * 64?
3840
Multiply: 60 * 64 = 3840.
basic_operations
6,079
number_theory
medium
What is the LCM (least common multiple) of 33 and 21?
231
LCM = |33*21| / GCD(33,21). GCD=3, so LCM=693/3=231.
lcm
6,080
arithmetic
easy
What is 601 + 722?
1323
Add the two numbers: 601 + 722 = 1323.
basic_operations
6,081
geometry
easy
Find the perimeter of a rectangle with length 24 and width 62.
172
Perimeter = 2*(length+width) = 2*(24+62) = 2*86 = 172.
rectangle_perim
6,082
fractions
medium
What is 13/6 + 15/8? Give as simplified fraction.
97/24
Common denominator 6*8=48. 13/6=104/48, 15/8=90/48. Sum = 194/48 = 97/24 simplified.
fraction_operations
6,083
arithmetic
easy
What is 19 + 62 * 23? Remember order of operations.
1445
Order of operations (PEMDAS): first 62*23=1426, then 19+1426=1445.
basic_operations
6,084
arithmetic
easy
What is 63 * 55?
3465
Multiply: 63 * 55 = 3465.
basic_operations
6,085
statistics
easy
What is the mean (average) of 55, 22, 8?
28.33
Mean = sum/count. Sum = 55+22+8=85. Count=3. Mean=85/3=28.33.
mean
6,086
exponents
easy
What is 4^4?
256
4^4 means multiply 4 by itself 4 times: 4*4*4*4 = 256.
exponents
6,087
arithmetic
easy
What is 5280 divided by 38? Give answer to 2 decimal places.
138.95
Calculate 5280/ 38 = 138.9474, rounded to 2 decimals is 138.95.
division
6,088
percentages
easy
What is 5% of 384?
19.2
Calculate 5/100 * 384 = 0.05*384 = 19.2.
percentages
6,089
algebra
medium
Solve for x: x^2 + 4x - 21 = 0
x = -7, 3
Factor: (x - -7)(x - 3) = x^2 -(-4)x + -21 = 0. So x = -7 or 3. Check sum = -4, product = -21.
quadratic
6,090
arithmetic
easy
What is 213 + 599 * 23? Remember order of operations.
13990
Order of operations (PEMDAS): first 599*23=13777, then 213+13777=13990.
basic_operations
6,091
algebra
medium
Solve for x: x^2 - 11x + 24 = 0
x = 3, 8
Factor: (x - 3)(x - 8) = x^2 -(11)x + 24 = 0. So x = 3 or 8. Check sum = 11, product = 24.
quadratic
6,092
arithmetic
easy
What is 98 + 912?
1010
Add the two numbers: 98 + 912 = 1010.
basic_operations
6,093
geometry
easy
Find the circumference of a circle with radius 5. Use pi=3.14159, round to 2 decimals.
31.42
Circumference = 2*pi*r = 2*3.14159*5 = 31.42.
circle_circum
6,094
arithmetic
easy
What is 433 + 560?
993
Add the two numbers: 433 + 560 = 993.
basic_operations
6,095
arithmetic
easy
What is 944 - 222?
722
Subtract: 944 - 222 = 722.
basic_operations
6,096
word_problems
easy
If you have 10 apples and you buy 22 more apples, how many apples do you have in total?
32
Add initial 10 plus bought 22: 10+22=32.
addition_word
6,097
arithmetic
easy
What is 299 + 598 * 26? Remember order of operations.
15847
Order of operations (PEMDAS): first 598*26=15548, then 299+15548=15847.
basic_operations
6,098
word_problems
easy
If you have 28 dollars and you buy 17 more dollars, how many dollars do you have in total?
45
Add initial 28 plus bought 17: 28+17=45.
addition_word
6,099
calculus
medium
What is the derivative of 4x^6 with respect to x?
24x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^6] = 4*6*x^5 = 24x^5.
derivative
6,100
arithmetic
easy
What is 4756 / 58?
82
Divide: 4756 ÷ 58 = 82 because 58*82=4756.
division