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
730,201
percentages
easy
What is 4% of 958?
38.32
Calculate 4/100 * 958 = 0.04*958 = 38.32.
percentages
730,202
exponents
easy
What is 9^4?
6561
9^4 means multiply 9 by itself 4 times: 9*9*9*9 = 6561.
exponents
730,203
percentages
easy
What is 62% of 515?
319.3
Calculate 62/100 * 515 = 0.62*515 = 319.3.
percentages
730,204
arithmetic
easy
What is 979 + 47 * 5? Remember order of operations.
1214
Order of operations (PEMDAS): first 47*5=235, then 979+235=1214.
basic_operations
730,205
exponents
easy
What is 6^3?
216
6^3 means multiply 6 by itself 3 times: 6*6*6 = 216.
exponents
730,206
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
730,207
geometry
easy
Find the area of a circle with radius 15. Use pi=3.14159, round to 2 decimals.
706.86
Area = pi*r^2 = 3.14159*15^2 = 3.14159*225 = 706.86.
circle_area
730,208
number_theory
medium
What is the LCM (least common multiple) of 2 and 17?
34
LCM = |2*17| / GCD(2,17). GCD=1, so LCM=34/1=34.
lcm
730,209
algebra
medium
Solve for x: x^2 + 6x + 8 = 0
x = -2, -4
Factor: (x - -2)(x - -4) = x^2 -(-6)x + 8 = 0. So x = -2 or -4. Check sum = -6, product = 8.
quadratic
730,210
algebra
medium
Solve for x: x^2 + 1x = 0
x = -1, 0
Factor: (x - -1)(x - 0) = x^2 -(-1)x + 0 = 0. So x = -1 or 0. Check sum = -1, product = 0.
quadratic
730,211
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
730,212
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
730,213
arithmetic
easy
What is 793 + 731?
1524
Add the two numbers: 793 + 731 = 1524.
basic_operations
730,214
percentages
easy
What is 67% of 1000?
670
Calculate 67/100 * 1000 = 0.67*1000 = 670.
percentages
730,215
arithmetic
easy
What is 16021 / 37?
433
Divide: 16021 ÷ 37 = 433 because 37*433=16021.
division
730,216
arithmetic
easy
What is 75 * 1?
75
Multiply: 75 * 1 = 75.
basic_operations
730,217
percentages
easy
What is 91% of 924?
840.84
Calculate 91/100 * 924 = 0.91*924 = 840.84.
percentages
730,218
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
730,219
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
730,220
exponents
easy
What is 3^2?
9
3^2 means multiply 3 by itself 2 times: 3*3 = 9.
exponents
730,221
fractions
medium
What is 12/17 * 3/20? Give as simplified fraction.
9/85
Multiply numerators: 12*3=36. Denominators: 17*20=340. Simplify by gcd 4 to get 9/85.
fraction_operations
730,222
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
730,223
percentages
easy
What is 85% of 859?
730.15
Calculate 85/100 * 859 = 0.85*859 = 730.15.
percentages
730,224
exponents
easy
What is 7^4?
2401
7^4 means multiply 7 by itself 4 times: 7*7*7*7 = 2401.
exponents
730,225
word_problems
easy
If you have 51 apples and you buy 3 more apples, how many apples do you have in total?
54
Add initial 51 plus bought 3: 51+3=54.
addition_word
730,226
geometry
easy
Find the circumference of a circle with radius 34. Use pi=3.14159, round to 2 decimals.
213.63
Circumference = 2*pi*r = 2*3.14159*34 = 213.63.
circle_circum
730,227
percentages
easy
What is 3% of 591?
17.73
Calculate 3/100 * 591 = 0.03*591 = 17.73.
percentages
730,228
algebra
medium
Solve for x: x^2 + 4x - 5 = 0
x = -5, 1
Factor: (x - -5)(x - 1) = x^2 -(-4)x + -5 = 0. So x = -5 or 1. Check sum = -4, product = -5.
quadratic
730,229
fractions
medium
What is 11/4 + 12/8? Give as simplified fraction.
17/4
Common denominator 4*8=32. 11/4=88/32, 12/8=48/32. Sum = 136/32 = 17/4 simplified.
fraction_operations
730,230
exponents
easy
What is 10^2?
100
10^2 means multiply 10 by itself 2 times: 10*10 = 100.
exponents
730,231
algebra
easy
Solve for x: 13x + 40 = 79
3
Subtract 40 from both sides: 13x = 79-40=39. Then divide by 13: x = 39/13 = 3.
linear_equation
730,232
algebra
easy
Solve for x: 8x - 23 = 49
9
Add 23 to both sides: 8x = 49+23=72. Then x = 72/8 = 9.
linear_equation
730,233
statistics
easy
What is the mean (average) of 68, 80, 32, 65?
61.25
Mean = sum/count. Sum = 68+80+32+65=245. Count=4. Mean=245/4=61.25.
mean
730,234
word_problems
easy
If you have 86 candies and you buy 20 more candies, how many candies do you have in total?
106
Add initial 86 plus bought 20: 86+20=106.
addition_word
730,235
algebra
easy
Solve for x: 13x - 17 = 126
11
Add 17 to both sides: 13x = 126+17=143. Then x = 143/13 = 11.
linear_equation
730,236
fractions
medium
What is 13/2 * 10/17? Give as simplified fraction.
65/17
Multiply numerators: 13*10=130. Denominators: 2*17=34. Simplify by gcd 2 to get 65/17.
fraction_operations
730,237
algebra
easy
Solve for x: 16x + 44 = -164
-13
Subtract 44 from both sides: 16x = -164-44=-208. Then divide by 16: x = -208/16 = -13.
linear_equation
730,238
arithmetic
easy
What is 5 + 16 * 51? Remember order of operations.
821
Order of operations (PEMDAS): first 16*51=816, then 5+816=821.
basic_operations
730,239
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
730,240
exponents
easy
What is 4^4?
256
4^4 means multiply 4 by itself 4 times: 4*4*4*4 = 256.
exponents
730,241
algebra
easy
Solve for x: 3x - 1 = 59
20
Add 1 to both sides: 3x = 59+1=60. Then x = 60/3 = 20.
linear_equation
730,242
arithmetic
easy
What is 624 - 218?
406
Subtract: 624 - 218 = 406.
basic_operations
730,243
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
730,244
arithmetic
easy
What is 734 + 208?
942
Add the two numbers: 734 + 208 = 942.
basic_operations
730,245
arithmetic
easy
What is 2898 / 21?
138
Divide: 2898 ÷ 21 = 138 because 21*138=2898.
division
730,246
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
730,247
arithmetic
easy
What is 391 - 256?
135
Subtract: 391 - 256 = 135.
basic_operations
730,248
geometry
easy
Find the area of a rectangle with length 62 and width 90.
5580
Area = length * width = 62*90 = 5580.
rectangle_area
730,249
geometry
easy
Find the perimeter of a rectangle with length 70 and width 89.
318
Perimeter = 2*(length+width) = 2*(70+89) = 2*159 = 318.
rectangle_perim
730,250
arithmetic
easy
What is 85 + 55 * 64? Remember order of operations.
3605
Order of operations (PEMDAS): first 55*64=3520, then 85+3520=3605.
basic_operations
730,251
algebra
medium
Solve for x: x^2 + 5x - 36 = 0
x = -9, 4
Factor: (x - -9)(x - 4) = x^2 -(-5)x + -36 = 0. So x = -9 or 4. Check sum = -5, product = -36.
quadratic
730,252
arithmetic
easy
What is 843 + 644 * 76? Remember order of operations.
49787
Order of operations (PEMDAS): first 644*76=48944, then 843+48944=49787.
basic_operations
730,253
arithmetic
easy
What is 980 / 70?
14
Divide: 980 ÷ 70 = 14 because 70*14=980.
division
730,254
arithmetic
easy
What is 658 + 267?
925
Add the two numbers: 658 + 267 = 925.
basic_operations
730,255
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
730,256
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
730,257
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
730,258
calculus
medium
What is the indefinite integral of x^6 dx?
x^7/7 + C
Power rule for integration: integral x^n dx = x^(n+1)/(n+1) + C. So integral x^6 = x^7/7 + C.
integral
730,259
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
730,260
arithmetic
easy
What is 1 * 66?
66
Multiply: 1 * 66 = 66.
basic_operations
730,261
fractions
medium
What is 5/6 - 18/11? Give as simplified fraction.
-53/66
Common denominator 66. Numerator 55-108=-53. So -53/66 simplifies to -53/66.
fraction_operations
730,262
geometry
easy
Find the perimeter of a rectangle with length 41 and width 3.
88
Perimeter = 2*(length+width) = 2*(41+3) = 2*44 = 88.
rectangle_perim
730,263
geometry
easy
Find the area of a rectangle with length 91 and width 64.
5824
Area = length * width = 91*64 = 5824.
rectangle_area
730,264
arithmetic
easy
What is 7946 / 29?
274
Divide: 7946 ÷ 29 = 274 because 29*274=7946.
division
730,265
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
730,266
exponents
easy
What is 2^5?
32
2^5 means multiply 2 by itself 5 times: 2*2*2*2*2 = 32.
exponents
730,267
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
730,268
arithmetic
easy
What is 121 - 72?
49
Subtract: 121 - 72 = 49.
basic_operations
730,269
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
730,270
roots
easy
What is the square root of 961?
31
Find number that when squared gives 961. 31*31=961, so sqrt(961)=31.
square_roots
730,271
exponents
easy
What is 2^3?
8
2^3 means multiply 2 by itself 3 times: 2*2*2 = 8.
exponents
730,272
roots
easy
What is the square root of 169?
13
Find number that when squared gives 169. 13*13=169, so sqrt(169)=13.
square_roots
730,273
arithmetic
easy
What is 955 - 255?
700
Subtract: 955 - 255 = 700.
basic_operations
730,274
word_problems
easy
If you have 28 books and you buy 1 more books, how many books do you have in total?
29
Add initial 28 plus bought 1: 28+1=29.
addition_word
730,275
word_problems
easy
If you have 27 dollars and you buy 34 more dollars, how many dollars do you have in total?
61
Add initial 27 plus bought 34: 27+34=61.
addition_word
730,276
arithmetic
easy
What is 850 - 677?
173
Subtract: 850 - 677 = 173.
basic_operations
730,277
percentages
easy
What is 48% of 361?
173.28
Calculate 48/100 * 361 = 0.48*361 = 173.28.
percentages
730,278
roots
easy
What is the square root of 2209?
47
Find number that when squared gives 2209. 47*47=2209, so sqrt(2209)=47.
square_roots
730,279
arithmetic
easy
What is 780 + 50 * 32? Remember order of operations.
2380
Order of operations (PEMDAS): first 50*32=1600, then 780+1600=2380.
basic_operations
730,280
word_problems
easy
If you have 44 candies and you buy 10 more candies, how many candies do you have in total?
54
Add initial 44 plus bought 10: 44+10=54.
addition_word
730,281
arithmetic
easy
What is 4914 / 27?
182
Divide: 4914 ÷ 27 = 182 because 27*182=4914.
division
730,282
number_theory
medium
What is the GCD (greatest common divisor) of 29 and 70?
1
Find greatest number dividing both 29 and 70. Divisors common, greatest is 1.
gcd
730,283
number_theory
medium
What is the LCM (least common multiple) of 37 and 81?
2997
LCM = |37*81| / GCD(37,81). GCD=1, so LCM=2997/1=2997.
lcm
730,284
arithmetic
easy
What is 62 * 54?
3348
Multiply: 62 * 54 = 3348.
basic_operations
730,285
geometry
easy
Find the area of a triangle with base 100 and height 24.
1200
Area = 0.5*base*height = 0.5*100*24 = 1200.
triangle_area
730,286
arithmetic
easy
What is 4619 / 31?
149
Divide: 4619 ÷ 31 = 149 because 31*149=4619.
division
730,287
geometry
easy
Find the area of a rectangle with length 66 and width 5.
330
Area = length * width = 66*5 = 330.
rectangle_area
730,288
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
730,289
statistics
easy
What is the mean (average) of 44, 94, 54?
64
Mean = sum/count. Sum = 44+94+54=192. Count=3. Mean=192/3=64.0.
mean
730,290
arithmetic
easy
What is 738 - 126?
612
Subtract: 738 - 126 = 612.
basic_operations
730,291
statistics
easy
What is the mean (average) of 45, 35, 98, 92, 36?
61.2
Mean = sum/count. Sum = 45+35+98+92+36=306. Count=5. Mean=306/5=61.2.
mean
730,292
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
730,293
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
730,294
arithmetic
easy
What is 20330 / 95?
214
Divide: 20330 ÷ 95 = 214 because 95*214=20330.
division
730,295
exponents
easy
What is 3^2?
9
3^2 means multiply 3 by itself 2 times: 3*3 = 9.
exponents
730,296
calculus
medium
What is the derivative of 7x^3 with respect to x?
21x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^3] = 7*3*x^2 = 21x^2.
derivative
730,297
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
730,298
arithmetic
easy
What is 13206 / 62?
213
Divide: 13206 ÷ 62 = 213 because 62*213=13206.
division
730,299
roots
easy
What is the square root of 144?
12
Find number that when squared gives 144. 12*12=144, so sqrt(144)=12.
square_roots
730,300
word_problems
easy
If you have 13 pencils and you buy 24 more pencils, how many pencils do you have in total?
37
Add initial 13 plus bought 24: 13+24=37.
addition_word