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
6,901
arithmetic
easy
What is 297 + 95?
392
Add the two numbers: 297 + 95 = 392.
basic_operations
6,902
word_problems
easy
If you have 85 dollars and you buy 20 more dollars, how many dollars do you have in total?
105
Add initial 85 plus bought 20: 85+20=105.
addition_word
6,903
algebra
easy
Solve for x: 16x + 39 = -217
-16
Subtract 39 from both sides: 16x = -217-39=-256. Then divide by 16: x = -256/16 = -16.
linear_equation
6,904
fractions
medium
What is 14/17 - 17/13? Give as simplified fraction.
-107/221
Common denominator 221. Numerator 182-289=-107. So -107/221 simplifies to -107/221.
fraction_operations
6,905
calculus
medium
What is the derivative of 7x^4 with respect to x?
28x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^4] = 7*4*x^3 = 28x^3.
derivative
6,906
fractions
medium
What is 20/4 + 8/19? Give as simplified fraction.
103/19
Common denominator 4*19=76. 20/4=380/76, 8/19=32/76. Sum = 412/76 = 103/19 simplified.
fraction_operations
6,907
arithmetic
easy
What is 941 - 653?
288
Subtract: 941 - 653 = 288.
basic_operations
6,908
arithmetic
easy
What is 16770 / 86?
195
Divide: 16770 ÷ 86 = 195 because 86*195=16770.
division
6,909
algebra
medium
Solve for x: x^2 - 7x - 30 = 0
x = -3, 10
Factor: (x - -3)(x - 10) = x^2 -(7)x + -30 = 0. So x = -3 or 10. Check sum = 7, product = -30.
quadratic
6,910
algebra
easy
Solve for x: 4x - 6 = -14
-2
Add 6 to both sides: 4x = -14+6=-8. Then x = -8/4 = -2.
linear_equation
6,911
arithmetic
easy
What is 78 + 728?
806
Add the two numbers: 78 + 728 = 806.
basic_operations
6,912
fractions
medium
What is 11/3 * 14/15? Give as simplified fraction.
154/45
Multiply numerators: 11*14=154. Denominators: 3*15=45. Simplify by gcd 1 to get 154/45.
fraction_operations
6,913
algebra
medium
Solve for x: x^2 + 6x - 16 = 0
x = 2, -8
Factor: (x - 2)(x - -8) = x^2 -(-6)x + -16 = 0. So x = 2 or -8. Check sum = -6, product = -16.
quadratic
6,914
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
6,915
geometry
easy
Find the area of a circle with radius 22. Use pi=3.14159, round to 2 decimals.
1520.53
Area = pi*r^2 = 3.14159*22^2 = 3.14159*484 = 1520.53.
circle_area
6,916
algebra
medium
Solve for x: x^2 + 5x = 0
x = 0, -5
Factor: (x - 0)(x - -5) = x^2 -(-5)x + 0 = 0. So x = 0 or -5. Check sum = -5, product = 0.
quadratic
6,917
statistics
easy
What is the mean (average) of 40, 10, 1, 18, 82?
30.2
Mean = sum/count. Sum = 40+10+1+18+82=151. Count=5. Mean=151/5=30.2.
mean
6,918
number_theory
medium
What is the GCD (greatest common divisor) of 37 and 63?
1
Find greatest number dividing both 37 and 63. Divisors common, greatest is 1.
gcd
6,919
word_problems
easy
If you have 79 pencils and you buy 35 more pencils, how many pencils do you have in total?
114
Add initial 79 plus bought 35: 79+35=114.
addition_word
6,920
geometry
easy
Find the area of a triangle with base 68 and height 46.
1564
Area = 0.5*base*height = 0.5*68*46 = 1564.
triangle_area
6,921
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
6,922
exponents
easy
What is 10^3?
1000
10^3 means multiply 10 by itself 3 times: 10*10*10 = 1000.
exponents
6,923
arithmetic
easy
What is 81 * 90?
7290
Multiply: 81 * 90 = 7290.
basic_operations
6,924
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
6,925
number_theory
medium
What is the GCD (greatest common divisor) of 85 and 52?
1
Find greatest number dividing both 85 and 52. Divisors common, greatest is 1.
gcd
6,926
number_theory
medium
What is the LCM (least common multiple) of 47 and 100?
4700
LCM = |47*100| / GCD(47,100). GCD=1, so LCM=4700/1=4700.
lcm
6,927
algebra
easy
Solve for x: 6x + 7 = 127
20
Subtract 7 from both sides: 6x = 127-7=120. Then divide by 6: x = 120/6 = 20.
linear_equation
6,928
arithmetic
easy
What is 467 + 160 * 50? Remember order of operations.
8467
Order of operations (PEMDAS): first 160*50=8000, then 467+8000=8467.
basic_operations
6,929
number_theory
medium
What is the GCD (greatest common divisor) of 52 and 47?
1
Find greatest number dividing both 52 and 47. Divisors common, greatest is 1.
gcd
6,930
geometry
easy
Find the circumference of a circle with radius 1. Use pi=3.14159, round to 2 decimals.
6.28
Circumference = 2*pi*r = 2*3.14159*1 = 6.28.
circle_circum
6,931
statistics
easy
What is the mean (average) of 85, 6, 11?
34
Mean = sum/count. Sum = 85+6+11=102. Count=3. Mean=102/3=34.0.
mean
6,932
exponents
easy
What is 12^4?
20736
12^4 means multiply 12 by itself 4 times: 12*12*12*12 = 20736.
exponents
6,933
arithmetic
easy
What is 117 divided by 30? Give answer to 2 decimal places.
3.9
Calculate 117/ 30 = 3.9000, rounded to 2 decimals is 3.9.
division
6,934
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
6,935
algebra
medium
Solve for x: x^2 + 11x + 18 = 0
x = -2, -9
Factor: (x - -2)(x - -9) = x^2 -(-11)x + 18 = 0. So x = -2 or -9. Check sum = -11, product = 18.
quadratic
6,936
word_problems
easy
If you have 18 apples and you buy 1 more apples, how many apples do you have in total?
19
Add initial 18 plus bought 1: 18+1=19.
addition_word
6,937
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
6,938
arithmetic
easy
What is 689 + 279?
968
Add the two numbers: 689 + 279 = 968.
basic_operations
6,939
algebra
easy
Solve for x: 1x + 10 = 16
6
Subtract 10 from both sides: 1x = 16-10=6. Then divide by 1: x = 6/1 = 6.
linear_equation
6,940
algebra
medium
Solve for x: x^2 - 2x - 24 = 0
x = -4, 6
Factor: (x - -4)(x - 6) = x^2 -(2)x + -24 = 0. So x = -4 or 6. Check sum = 2, product = -24.
quadratic
6,941
arithmetic
easy
What is 3060 / 17?
180
Divide: 3060 ÷ 17 = 180 because 17*180=3060.
division
6,942
percentages
easy
What is 19% of 566?
107.54
Calculate 19/100 * 566 = 0.19*566 = 107.54.
percentages
6,943
algebra
easy
Solve for x: 6x - 28 = 62
15
Add 28 to both sides: 6x = 62+28=90. Then x = 90/6 = 15.
linear_equation
6,944
algebra
easy
Solve for x: 10x - 49 = 91
14
Add 49 to both sides: 10x = 91+49=140. Then x = 140/10 = 14.
linear_equation
6,945
geometry
easy
Find the circumference of a circle with radius 21. Use pi=3.14159, round to 2 decimals.
131.95
Circumference = 2*pi*r = 2*3.14159*21 = 131.95.
circle_circum
6,946
algebra
easy
Solve for x: 17x - 26 = 8
2
Add 26 to both sides: 17x = 8+26=34. Then x = 34/17 = 2.
linear_equation
6,947
exponents
easy
What is 2^2?
4
2^2 means multiply 2 by itself 2 times: 2*2 = 4.
exponents
6,948
geometry
easy
Find the area of a rectangle with length 5 and width 93.
465
Area = length * width = 5*93 = 465.
rectangle_area
6,949
geometry
easy
Find the circumference of a circle with radius 39. Use pi=3.14159, round to 2 decimals.
245.04
Circumference = 2*pi*r = 2*3.14159*39 = 245.04.
circle_circum
6,950
arithmetic
easy
What is 5921 / 31?
191
Divide: 5921 ÷ 31 = 191 because 31*191=5921.
division
6,951
arithmetic
easy
What is 5874 / 33?
178
Divide: 5874 ÷ 33 = 178 because 33*178=5874.
division
6,952
fractions
medium
What is 11/16 * 5/7? Give as simplified fraction.
55/112
Multiply numerators: 11*5=55. Denominators: 16*7=112. Simplify by gcd 1 to get 55/112.
fraction_operations
6,953
algebra
easy
Solve for x: 1x + 5 = 3
-2
Subtract 5 from both sides: 1x = 3-5=-2. Then divide by 1: x = -2/1 = -2.
linear_equation
6,954
arithmetic
easy
What is 29844 divided by 83? Give answer to 2 decimal places.
359.57
Calculate 29844/ 83 = 359.5663, rounded to 2 decimals is 359.57.
division
6,955
arithmetic
easy
What is 31 + 4 * 60? Remember order of operations.
271
Order of operations (PEMDAS): first 4*60=240, then 31+240=271.
basic_operations
6,956
arithmetic
easy
What is 872 + 75 * 4? Remember order of operations.
1172
Order of operations (PEMDAS): first 75*4=300, then 872+300=1172.
basic_operations
6,957
exponents
easy
What is 7^3?
343
7^3 means multiply 7 by itself 3 times: 7*7*7 = 343.
exponents
6,958
exponents
easy
What is 3^4?
81
3^4 means multiply 3 by itself 4 times: 3*3*3*3 = 81.
exponents
6,959
algebra
easy
Solve for x: 17x + 47 = -191
-14
Subtract 47 from both sides: 17x = -191-47=-238. Then divide by 17: x = -238/17 = -14.
linear_equation
6,960
geometry
easy
Find the area of a circle with radius 31. Use pi=3.14159, round to 2 decimals.
3019.07
Area = pi*r^2 = 3.14159*31^2 = 3.14159*961 = 3019.07.
circle_area
6,961
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
6,962
word_problems
easy
If you have 41 books and you buy 47 more books, how many books do you have in total?
88
Add initial 41 plus bought 47: 41+47=88.
addition_word
6,963
arithmetic
easy
What is 87 * 72?
6264
Multiply: 87 * 72 = 6264.
basic_operations
6,964
percentages
easy
What is 3% of 395?
11.85
Calculate 3/100 * 395 = 0.03*395 = 11.85.
percentages
6,965
percentages
easy
What is 97% of 353?
342.41
Calculate 97/100 * 353 = 0.97*353 = 342.41.
percentages
6,966
statistics
easy
What is the mean (average) of 83, 91, 4, 87, 30?
59
Mean = sum/count. Sum = 83+91+4+87+30=295. Count=5. Mean=295/5=59.0.
mean
6,967
word_problems
easy
If you have 76 apples and you buy 38 more apples, how many apples do you have in total?
114
Add initial 76 plus bought 38: 76+38=114.
addition_word
6,968
algebra
easy
Solve for x: 4x - 22 = 54
19
Add 22 to both sides: 4x = 54+22=76. Then x = 76/4 = 19.
linear_equation
6,969
word_problems
easy
If you have 37 candies and you buy 16 more candies, how many candies do you have in total?
53
Add initial 37 plus bought 16: 37+16=53.
addition_word
6,970
arithmetic
easy
What is 42 * 45?
1890
Multiply: 42 * 45 = 1890.
basic_operations
6,971
number_theory
medium
What is the LCM (least common multiple) of 76 and 74?
2812
LCM = |76*74| / GCD(76,74). GCD=2, so LCM=5624/2=2812.
lcm
6,972
arithmetic
easy
What is 558 + 778?
1336
Add the two numbers: 558 + 778 = 1336.
basic_operations
6,973
arithmetic
easy
What is 855 - 430?
425
Subtract: 855 - 430 = 425.
basic_operations
6,974
arithmetic
easy
What is 707 + 306?
1013
Add the two numbers: 707 + 306 = 1013.
basic_operations
6,975
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
6,976
calculus
medium
What is the derivative of 1x^2 with respect to x?
2x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^2] = 1*2*x^1 = 2x.
derivative
6,977
calculus
medium
What is the derivative of 7x^4 with respect to x?
28x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^4] = 7*4*x^3 = 28x^3.
derivative
6,978
word_problems
easy
If you have 35 candies and you buy 15 more candies, how many candies do you have in total?
50
Add initial 35 plus bought 15: 35+15=50.
addition_word
6,979
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
6,980
arithmetic
easy
What is 85 + 409?
494
Add the two numbers: 85 + 409 = 494.
basic_operations
6,981
arithmetic
easy
What is 72 + 9 * 54? Remember order of operations.
558
Order of operations (PEMDAS): first 9*54=486, then 72+486=558.
basic_operations
6,982
arithmetic
easy
What is 3 + 66 * 29? Remember order of operations.
1917
Order of operations (PEMDAS): first 66*29=1914, then 3+1914=1917.
basic_operations
6,983
statistics
easy
What is the mean (average) of 52, 79, 79, 21, 82?
62.6
Mean = sum/count. Sum = 52+79+79+21+82=313. Count=5. Mean=313/5=62.6.
mean
6,984
calculus
medium
What is the derivative of 5x^4 with respect to x?
20x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^4] = 5*4*x^3 = 20x^3.
derivative
6,985
exponents
easy
What is 9^5?
59049
9^5 means multiply 9 by itself 5 times: 9*9*9*9*9 = 59049.
exponents
6,986
algebra
medium
Solve for x: x^2 + 10x = 0
x = 0, -10
Factor: (x - 0)(x - -10) = x^2 -(-10)x + 0 = 0. So x = 0 or -10. Check sum = -10, product = 0.
quadratic
6,987
exponents
easy
What is 12^3?
1728
12^3 means multiply 12 by itself 3 times: 12*12*12 = 1728.
exponents
6,988
percentages
easy
What is 96% of 145?
139.2
Calculate 96/100 * 145 = 0.96*145 = 139.2.
percentages
6,989
geometry
easy
Find the perimeter of a rectangle with length 28 and width 39.
134
Perimeter = 2*(length+width) = 2*(28+39) = 2*67 = 134.
rectangle_perim
6,990
arithmetic
easy
What is 786 + 33?
819
Add the two numbers: 786 + 33 = 819.
basic_operations
6,991
algebra
easy
Solve for x: 10x - 36 = -26
1
Add 36 to both sides: 10x = -26+36=10. Then x = 10/10 = 1.
linear_equation
6,992
roots
easy
What is the square root of 256?
16
Find number that when squared gives 256. 16*16=256, so sqrt(256)=16.
square_roots
6,993
calculus
medium
What is the derivative of 2x^6 with respect to x?
12x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^6] = 2*6*x^5 = 12x^5.
derivative
6,994
roots
easy
What is the square root of 1225?
35
Find number that when squared gives 1225. 35*35=1225, so sqrt(1225)=35.
square_roots
6,995
roots
easy
What is the square root of 441?
21
Find number that when squared gives 441. 21*21=441, so sqrt(441)=21.
square_roots
6,996
word_problems
easy
If you have 41 apples and you buy 38 more apples, how many apples do you have in total?
79
Add initial 41 plus bought 38: 41+38=79.
addition_word
6,997
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
6,998
calculus
medium
What is the derivative of 3x^2 with respect to x?
6x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^2] = 3*2*x^1 = 6x.
derivative
6,999
geometry
easy
Find the perimeter of a rectangle with length 48 and width 58.
212
Perimeter = 2*(length+width) = 2*(48+58) = 2*106 = 212.
rectangle_perim
7,000
arithmetic
easy
What is 245 + 782?
1027
Add the two numbers: 245 + 782 = 1027.
basic_operations