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
732,201
arithmetic
easy
What is 8091 / 93?
87
Divide: 8091 ÷ 93 = 87 because 93*87=8091.
division
732,202
geometry
easy
Find the area of a triangle with base 67 and height 8.
268
Area = 0.5*base*height = 0.5*67*8 = 268.
triangle_area
732,203
algebra
easy
Solve for x: 9x - 29 = 7
4
Add 29 to both sides: 9x = 7+29=36. Then x = 36/9 = 4.
linear_equation
732,204
arithmetic
easy
What is 782 + 356 * 78? Remember order of operations.
28550
Order of operations (PEMDAS): first 356*78=27768, then 782+27768=28550.
basic_operations
732,205
calculus
medium
What is the derivative of 2x^3 with respect to x?
6x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^3] = 2*3*x^2 = 6x^2.
derivative
732,206
word_problems
easy
If you have 63 pencils and you buy 23 more pencils, how many pencils do you have in total?
86
Add initial 63 plus bought 23: 63+23=86.
addition_word
732,207
geometry
easy
Find the area of a triangle with base 68 and height 13.
442
Area = 0.5*base*height = 0.5*68*13 = 442.
triangle_area
732,208
calculus
medium
What is the derivative of 3x^5 with respect to x?
15x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^5] = 3*5*x^4 = 15x^4.
derivative
732,209
arithmetic
easy
What is 531 - 487?
44
Subtract: 531 - 487 = 44.
basic_operations
732,210
arithmetic
easy
What is 28 + 93 * 68? Remember order of operations.
6352
Order of operations (PEMDAS): first 93*68=6324, then 28+6324=6352.
basic_operations
732,211
exponents
easy
What is 7^4?
2401
7^4 means multiply 7 by itself 4 times: 7*7*7*7 = 2401.
exponents
732,212
algebra
easy
Solve for x: 1x + 46 = 46
0
Subtract 46 from both sides: 1x = 46-46=0. Then divide by 1: x = 0/1 = 0.
linear_equation
732,213
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
732,214
arithmetic
easy
What is 15360 / 40?
384
Divide: 15360 ÷ 40 = 384 because 40*384=15360.
division
732,215
arithmetic
easy
What is 276 + 776 * 78? Remember order of operations.
60804
Order of operations (PEMDAS): first 776*78=60528, then 276+60528=60804.
basic_operations
732,216
statistics
easy
What is the mean (average) of 96, 53, 66, 21, 78?
62.8
Mean = sum/count. Sum = 96+53+66+21+78=314. Count=5. Mean=314/5=62.8.
mean
732,217
fractions
medium
What is 8/20 + 12/3? Give as simplified fraction.
22/5
Common denominator 20*3=60. 8/20=24/60, 12/3=240/60. Sum = 264/60 = 22/5 simplified.
fraction_operations
732,218
exponents
easy
What is 10^5?
100000
10^5 means multiply 10 by itself 5 times: 10*10*10*10*10 = 100000.
exponents
732,219
percentages
easy
What is 85% of 33?
28.05
Calculate 85/100 * 33 = 0.85*33 = 28.05.
percentages
732,220
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
732,221
percentages
easy
What is 77% of 36?
27.72
Calculate 77/100 * 36 = 0.77*36 = 27.72.
percentages
732,222
number_theory
medium
What is the LCM (least common multiple) of 99 and 17?
1683
LCM = |99*17| / GCD(99,17). GCD=1, so LCM=1683/1=1683.
lcm
732,223
fractions
medium
What is 19/2 - 14/9? Give as simplified fraction.
143/18
Common denominator 18. Numerator 171-28=143. So 143/18 simplifies to 143/18.
fraction_operations
732,224
arithmetic
easy
What is 501 - 120?
381
Subtract: 501 - 120 = 381.
basic_operations
732,225
geometry
easy
Find the circumference of a circle with radius 50. Use pi=3.14159, round to 2 decimals.
314.16
Circumference = 2*pi*r = 2*3.14159*50 = 314.16.
circle_circum
732,226
percentages
easy
What is 53% of 186?
98.58
Calculate 53/100 * 186 = 0.53*186 = 98.58.
percentages
732,227
percentages
easy
What is 15% of 598?
89.7
Calculate 15/100 * 598 = 0.15*598 = 89.7.
percentages
732,228
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
732,229
algebra
easy
Solve for x: 3x + 3 = 33
10
Subtract 3 from both sides: 3x = 33-3=30. Then divide by 3: x = 30/3 = 10.
linear_equation
732,230
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
732,231
calculus
medium
What is the derivative of 5x^5 with respect to x?
25x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^5] = 5*5*x^4 = 25x^4.
derivative
732,232
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
732,233
statistics
easy
What is the mean (average) of 21, 16, 45, 92, 92?
53.2
Mean = sum/count. Sum = 21+16+45+92+92=266. Count=5. Mean=266/5=53.2.
mean
732,234
word_problems
easy
If you have 41 dollars and you buy 44 more dollars, how many dollars do you have in total?
85
Add initial 41 plus bought 44: 41+44=85.
addition_word
732,235
percentages
easy
What is 2% of 657?
13.14
Calculate 2/100 * 657 = 0.02*657 = 13.14.
percentages
732,236
arithmetic
easy
What is 955 + 27 * 98? Remember order of operations.
3601
Order of operations (PEMDAS): first 27*98=2646, then 955+2646=3601.
basic_operations
732,237
geometry
easy
Find the circumference of a circle with radius 20. Use pi=3.14159, round to 2 decimals.
125.66
Circumference = 2*pi*r = 2*3.14159*20 = 125.66.
circle_circum
732,238
number_theory
medium
What is the GCD (greatest common divisor) of 16 and 37?
1
Find greatest number dividing both 16 and 37. Divisors common, greatest is 1.
gcd
732,239
calculus
medium
What is the derivative of 3x^4 with respect to x?
12x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^4] = 3*4*x^3 = 12x^3.
derivative
732,240
geometry
easy
Find the area of a triangle with base 58 and height 27.
783
Area = 0.5*base*height = 0.5*58*27 = 783.
triangle_area
732,241
algebra
medium
Solve for x: x^2 + 14x + 40 = 0
x = -4, -10
Factor: (x - -4)(x - -10) = x^2 -(-14)x + 40 = 0. So x = -4 or -10. Check sum = -14, product = 40.
quadratic
732,242
geometry
easy
Find the area of a rectangle with length 93 and width 4.
372
Area = length * width = 93*4 = 372.
rectangle_area
732,243
arithmetic
easy
What is 97 * 30?
2910
Multiply: 97 * 30 = 2910.
basic_operations
732,244
arithmetic
easy
What is 422 - 107?
315
Subtract: 422 - 107 = 315.
basic_operations
732,245
arithmetic
easy
What is 47 * 32?
1504
Multiply: 47 * 32 = 1504.
basic_operations
732,246
geometry
easy
Find the area of a rectangle with length 87 and width 91.
7917
Area = length * width = 87*91 = 7917.
rectangle_area
732,247
arithmetic
easy
What is 593 + 47?
640
Add the two numbers: 593 + 47 = 640.
basic_operations
732,248
word_problems
easy
If you have 11 candies and you buy 45 more candies, how many candies do you have in total?
56
Add initial 11 plus bought 45: 11+45=56.
addition_word
732,249
arithmetic
easy
What is 47 + 67 * 50? Remember order of operations.
3397
Order of operations (PEMDAS): first 67*50=3350, then 47+3350=3397.
basic_operations
732,250
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
732,251
arithmetic
easy
What is 8 * 94?
752
Multiply: 8 * 94 = 752.
basic_operations
732,252
statistics
easy
What is the mean (average) of 58, 21, 19?
32.67
Mean = sum/count. Sum = 58+21+19=98. Count=3. Mean=98/3=32.67.
mean
732,253
algebra
medium
Solve for x: x^2 + 1x - 72 = 0
x = -9, 8
Factor: (x - -9)(x - 8) = x^2 -(-1)x + -72 = 0. So x = -9 or 8. Check sum = -1, product = -72.
quadratic
732,254
arithmetic
easy
What is 11172 / 84?
133
Divide: 11172 ÷ 84 = 133 because 84*133=11172.
division
732,255
arithmetic
easy
What is 628 + 308 * 11? Remember order of operations.
4016
Order of operations (PEMDAS): first 308*11=3388, then 628+3388=4016.
basic_operations
732,256
algebra
medium
Solve for x: x^2 - 1x - 42 = 0
x = -6, 7
Factor: (x - -6)(x - 7) = x^2 -(1)x + -42 = 0. So x = -6 or 7. Check sum = 1, product = -42.
quadratic
732,257
arithmetic
easy
What is 74 * 23?
1702
Multiply: 74 * 23 = 1702.
basic_operations
732,258
calculus
medium
What is the derivative of 8x^6 with respect to x?
48x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^6] = 8*6*x^5 = 48x^5.
derivative
732,259
arithmetic
easy
What is 373 divided by 3? Give answer to 2 decimal places.
124.33
Calculate 373/ 3 = 124.3333, rounded to 2 decimals is 124.33.
division
732,260
algebra
medium
Solve for x: x^2 - 5x = 0
x = 5, 0
Factor: (x - 5)(x - 0) = x^2 -(5)x + 0 = 0. So x = 5 or 0. Check sum = 5, product = 0.
quadratic
732,261
geometry
easy
Find the perimeter of a rectangle with length 96 and width 36.
264
Perimeter = 2*(length+width) = 2*(96+36) = 2*132 = 264.
rectangle_perim
732,262
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
732,263
number_theory
medium
What is the LCM (least common multiple) of 66 and 40?
1320
LCM = |66*40| / GCD(66,40). GCD=2, so LCM=2640/2=1320.
lcm
732,264
algebra
easy
Solve for x: 4x - 9 = 55
16
Add 9 to both sides: 4x = 55+9=64. Then x = 64/4 = 16.
linear_equation
732,265
statistics
easy
What is the mean (average) of 12, 52, 9?
24.33
Mean = sum/count. Sum = 12+52+9=73. Count=3. Mean=73/3=24.33.
mean
732,266
fractions
medium
What is 20/7 - 14/11? Give as simplified fraction.
122/77
Common denominator 77. Numerator 220-98=122. So 122/77 simplifies to 122/77.
fraction_operations
732,267
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
732,268
percentages
easy
What is 94% of 808?
759.52
Calculate 94/100 * 808 = 0.94*808 = 759.52.
percentages
732,269
statistics
easy
What is the mean (average) of 50, 60, 67?
59
Mean = sum/count. Sum = 50+60+67=177. Count=3. Mean=177/3=59.0.
mean
732,270
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
732,271
exponents
easy
What is 5^3?
125
5^3 means multiply 5 by itself 3 times: 5*5*5 = 125.
exponents
732,272
geometry
easy
Find the area of a triangle with base 6 and height 72.
216
Area = 0.5*base*height = 0.5*6*72 = 216.
triangle_area
732,273
geometry
easy
Find the area of a triangle with base 57 and height 49.
1396.5
Area = 0.5*base*height = 0.5*57*49 = 1396.5.
triangle_area
732,274
arithmetic
easy
What is 153 + 973 * 46? Remember order of operations.
44911
Order of operations (PEMDAS): first 973*46=44758, then 153+44758=44911.
basic_operations
732,275
statistics
easy
What is the mean (average) of 38, 41, 64, 100?
60.75
Mean = sum/count. Sum = 38+41+64+100=243. Count=4. Mean=243/4=60.75.
mean
732,276
geometry
easy
Find the perimeter of a rectangle with length 46 and width 65.
222
Perimeter = 2*(length+width) = 2*(46+65) = 2*111 = 222.
rectangle_perim
732,277
fractions
medium
What is 1/10 * 3/13? Give as simplified fraction.
3/130
Multiply numerators: 1*3=3. Denominators: 10*13=130. Simplify by gcd 1 to get 3/130.
fraction_operations
732,278
algebra
easy
Solve for x: 6x + 7 = 91
14
Subtract 7 from both sides: 6x = 91-7=84. Then divide by 6: x = 84/6 = 14.
linear_equation
732,279
statistics
easy
What is the mean (average) of 65, 24, 19, 57, 29?
38.8
Mean = sum/count. Sum = 65+24+19+57+29=194. Count=5. Mean=194/5=38.8.
mean
732,280
algebra
medium
Solve for x: x^2 - 13x + 36 = 0
x = 4, 9
Factor: (x - 4)(x - 9) = x^2 -(13)x + 36 = 0. So x = 4 or 9. Check sum = 13, product = 36.
quadratic
732,281
word_problems
easy
If you have 43 pencils and you buy 12 more pencils, how many pencils do you have in total?
55
Add initial 43 plus bought 12: 43+12=55.
addition_word
732,282
percentages
easy
What is 63% of 952?
599.76
Calculate 63/100 * 952 = 0.63*952 = 599.76.
percentages
732,283
arithmetic
easy
What is 63 * 68?
4284
Multiply: 63 * 68 = 4284.
basic_operations
732,284
algebra
medium
Solve for x: x^2 - 7x + 12 = 0
x = 4, 3
Factor: (x - 4)(x - 3) = x^2 -(7)x + 12 = 0. So x = 4 or 3. Check sum = 7, product = 12.
quadratic
732,285
statistics
easy
What is the mean (average) of 68, 70, 84, 35, 40?
59.4
Mean = sum/count. Sum = 68+70+84+35+40=297. Count=5. Mean=297/5=59.4.
mean
732,286
number_theory
medium
What is the GCD (greatest common divisor) of 100 and 26?
2
Find greatest number dividing both 100 and 26. Divisors common, greatest is 2.
gcd
732,287
algebra
medium
Solve for x: x^2 - 10x = 0
x = 10, 0
Factor: (x - 10)(x - 0) = x^2 -(10)x + 0 = 0. So x = 10 or 0. Check sum = 10, product = 0.
quadratic
732,288
number_theory
medium
What is the LCM (least common multiple) of 18 and 37?
666
LCM = |18*37| / GCD(18,37). GCD=1, so LCM=666/1=666.
lcm
732,289
algebra
medium
Solve for x: x^2 + 4x - 12 = 0
x = 2, -6
Factor: (x - 2)(x - -6) = x^2 -(-4)x + -12 = 0. So x = 2 or -6. Check sum = -4, product = -12.
quadratic
732,290
word_problems
easy
If you have 38 dollars and you buy 50 more dollars, how many dollars do you have in total?
88
Add initial 38 plus bought 50: 38+50=88.
addition_word
732,291
algebra
easy
Solve for x: 19x - 35 = -225
-10
Add 35 to both sides: 19x = -225+35=-190. Then x = -190/19 = -10.
linear_equation
732,292
word_problems
easy
If you have 78 books and you buy 18 more books, how many books do you have in total?
96
Add initial 78 plus bought 18: 78+18=96.
addition_word
732,293
exponents
easy
What is 12^2?
144
12^2 means multiply 12 by itself 2 times: 12*12 = 144.
exponents
732,294
number_theory
medium
What is the LCM (least common multiple) of 30 and 58?
870
LCM = |30*58| / GCD(30,58). GCD=2, so LCM=1740/2=870.
lcm
732,295
algebra
easy
Solve for x: 6x + 46 = 46
0
Subtract 46 from both sides: 6x = 46-46=0. Then divide by 6: x = 0/6 = 0.
linear_equation
732,296
number_theory
medium
What is the GCD (greatest common divisor) of 11 and 22?
11
Find greatest number dividing both 11 and 22. Divisors common, greatest is 11.
gcd
732,297
number_theory
medium
What is the GCD (greatest common divisor) of 87 and 22?
1
Find greatest number dividing both 87 and 22. Divisors common, greatest is 1.
gcd
732,298
arithmetic
easy
What is 76 * 92?
6992
Multiply: 76 * 92 = 6992.
basic_operations
732,299
arithmetic
easy
What is 984 - 922?
62
Subtract: 984 - 922 = 62.
basic_operations
732,300
arithmetic
easy
What is 730 - 79?
651
Subtract: 730 - 79 = 651.
basic_operations