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
733,301
algebra
easy
Solve for x: 13x - 2 = -249
-19
Add 2 to both sides: 13x = -249+2=-247. Then x = -247/13 = -19.
linear_equation
733,302
exponents
easy
What is 2^3?
8
2^3 means multiply 2 by itself 3 times: 2*2*2 = 8.
exponents
733,303
arithmetic
easy
What is 821 + 491?
1312
Add the two numbers: 821 + 491 = 1312.
basic_operations
733,304
statistics
easy
What is the mean (average) of 90, 65, 66, 20, 63?
60.8
Mean = sum/count. Sum = 90+65+66+20+63=304. Count=5. Mean=304/5=60.8.
mean
733,305
number_theory
medium
What is the GCD (greatest common divisor) of 96 and 30?
6
Find greatest number dividing both 96 and 30. Divisors common, greatest is 6.
gcd
733,306
arithmetic
easy
What is 43 * 31?
1333
Multiply: 43 * 31 = 1333.
basic_operations
733,307
algebra
easy
Solve for x: 3x - 33 = -60
-9
Add 33 to both sides: 3x = -60+33=-27. Then x = -27/3 = -9.
linear_equation
733,308
statistics
easy
What is the mean (average) of 76, 97, 4, 100, 80?
71.4
Mean = sum/count. Sum = 76+97+4+100+80=357. Count=5. Mean=357/5=71.4.
mean
733,309
percentages
easy
What is 21% of 544?
114.24
Calculate 21/100 * 544 = 0.21*544 = 114.24.
percentages
733,310
arithmetic
easy
What is 44 + 396?
440
Add the two numbers: 44 + 396 = 440.
basic_operations
733,311
calculus
medium
What is the derivative of 10x^6 with respect to x?
60x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^6] = 10*6*x^5 = 60x^5.
derivative
733,312
arithmetic
easy
What is 762 - 128?
634
Subtract: 762 - 128 = 634.
basic_operations
733,313
algebra
easy
Solve for x: 13x + 6 = 188
14
Subtract 6 from both sides: 13x = 188-6=182. Then divide by 13: x = 182/13 = 14.
linear_equation
733,314
word_problems
easy
If you have 37 dollars and you buy 41 more dollars, how many dollars do you have in total?
78
Add initial 37 plus bought 41: 37+41=78.
addition_word
733,315
roots
easy
What is the square root of 2116?
46
Find number that when squared gives 2116. 46*46=2116, so sqrt(2116)=46.
square_roots
733,316
exponents
easy
What is 4^5?
1024
4^5 means multiply 4 by itself 5 times: 4*4*4*4*4 = 1024.
exponents
733,317
word_problems
easy
If you have 82 apples and you buy 26 more apples, how many apples do you have in total?
108
Add initial 82 plus bought 26: 82+26=108.
addition_word
733,318
arithmetic
easy
What is 399 - 395?
4
Subtract: 399 - 395 = 4.
basic_operations
733,319
geometry
easy
Find the perimeter of a rectangle with length 37 and width 2.
78
Perimeter = 2*(length+width) = 2*(37+2) = 2*39 = 78.
rectangle_perim
733,320
algebra
easy
Solve for x: 18x + 48 = -24
-4
Subtract 48 from both sides: 18x = -24-48=-72. Then divide by 18: x = -72/18 = -4.
linear_equation
733,321
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
733,322
arithmetic
easy
What is 42 * 64?
2688
Multiply: 42 * 64 = 2688.
basic_operations
733,323
percentages
easy
What is 89% of 631?
561.59
Calculate 89/100 * 631 = 0.89*631 = 561.59.
percentages
733,324
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
733,325
arithmetic
easy
What is 52 * 72?
3744
Multiply: 52 * 72 = 3744.
basic_operations
733,326
algebra
medium
Solve for x: x^2 + 16x + 63 = 0
x = -9, -7
Factor: (x - -9)(x - -7) = x^2 -(-16)x + 63 = 0. So x = -9 or -7. Check sum = -16, product = 63.
quadratic
733,327
algebra
medium
Solve for x: x^2 - 13x + 40 = 0
x = 8, 5
Factor: (x - 8)(x - 5) = x^2 -(13)x + 40 = 0. So x = 8 or 5. Check sum = 13, product = 40.
quadratic
733,328
roots
easy
What is the square root of 484?
22
Find number that when squared gives 484. 22*22=484, so sqrt(484)=22.
square_roots
733,329
arithmetic
easy
What is 68 * 52?
3536
Multiply: 68 * 52 = 3536.
basic_operations
733,330
number_theory
medium
What is the GCD (greatest common divisor) of 51 and 70?
1
Find greatest number dividing both 51 and 70. Divisors common, greatest is 1.
gcd
733,331
percentages
easy
What is 36% of 902?
324.72
Calculate 36/100 * 902 = 0.36*902 = 324.72.
percentages
733,332
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
733,333
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
733,334
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
733,335
arithmetic
easy
What is 17700 / 100?
177
Divide: 17700 ÷ 100 = 177 because 100*177=17700.
division
733,336
number_theory
medium
What is the LCM (least common multiple) of 59 and 5?
295
LCM = |59*5| / GCD(59,5). GCD=1, so LCM=295/1=295.
lcm
733,337
arithmetic
easy
What is 4 * 51?
204
Multiply: 4 * 51 = 204.
basic_operations
733,338
percentages
easy
What is 57% of 892?
508.44
Calculate 57/100 * 892 = 0.57*892 = 508.44.
percentages
733,339
word_problems
easy
If you have 79 dollars and you buy 48 more dollars, how many dollars do you have in total?
127
Add initial 79 plus bought 48: 79+48=127.
addition_word
733,340
arithmetic
easy
What is 436 + 914 * 56? Remember order of operations.
51620
Order of operations (PEMDAS): first 914*56=51184, then 436+51184=51620.
basic_operations
733,341
algebra
easy
Solve for x: 9x + 12 = 75
7
Subtract 12 from both sides: 9x = 75-12=63. Then divide by 9: x = 63/9 = 7.
linear_equation
733,342
arithmetic
easy
What is 44 * 31?
1364
Multiply: 44 * 31 = 1364.
basic_operations
733,343
number_theory
medium
What is the GCD (greatest common divisor) of 72 and 5?
1
Find greatest number dividing both 72 and 5. Divisors common, greatest is 1.
gcd
733,344
arithmetic
easy
What is 77 + 69 * 6? Remember order of operations.
491
Order of operations (PEMDAS): first 69*6=414, then 77+414=491.
basic_operations
733,345
arithmetic
easy
What is 837 - 591?
246
Subtract: 837 - 591 = 246.
basic_operations
733,346
arithmetic
easy
What is 29347 divided by 82? Give answer to 2 decimal places.
357.89
Calculate 29347/ 82 = 357.8902, rounded to 2 decimals is 357.89.
division
733,347
percentages
easy
What is 20% of 371?
74.2
Calculate 20/100 * 371 = 0.2*371 = 74.2.
percentages
733,348
arithmetic
easy
What is 732 + 89 * 21? Remember order of operations.
2601
Order of operations (PEMDAS): first 89*21=1869, then 732+1869=2601.
basic_operations
733,349
statistics
easy
What is the mean (average) of 99, 99, 66, 34, 24?
64.4
Mean = sum/count. Sum = 99+99+66+34+24=322. Count=5. Mean=322/5=64.4.
mean
733,350
calculus
medium
What is the derivative of 9x^6 with respect to x?
54x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^6] = 9*6*x^5 = 54x^5.
derivative
733,351
statistics
easy
What is the mean (average) of 25, 5, 21?
17
Mean = sum/count. Sum = 25+5+21=51. Count=3. Mean=51/3=17.0.
mean
733,352
arithmetic
easy
What is 40 * 71?
2840
Multiply: 40 * 71 = 2840.
basic_operations
733,353
number_theory
medium
What is the GCD (greatest common divisor) of 60 and 7?
1
Find greatest number dividing both 60 and 7. Divisors common, greatest is 1.
gcd
733,354
arithmetic
easy
What is 772 - 120?
652
Subtract: 772 - 120 = 652.
basic_operations
733,355
arithmetic
easy
What is 44 + 38 * 60? Remember order of operations.
2324
Order of operations (PEMDAS): first 38*60=2280, then 44+2280=2324.
basic_operations
733,356
geometry
easy
Find the area of a triangle with base 37 and height 55.
1017.5
Area = 0.5*base*height = 0.5*37*55 = 1017.5.
triangle_area
733,357
arithmetic
easy
What is 347 + 668?
1015
Add the two numbers: 347 + 668 = 1015.
basic_operations
733,358
geometry
easy
Find the area of a triangle with base 85 and height 37.
1572.5
Area = 0.5*base*height = 0.5*85*37 = 1572.5.
triangle_area
733,359
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
733,360
arithmetic
easy
What is 637 + 444 * 87? Remember order of operations.
39265
Order of operations (PEMDAS): first 444*87=38628, then 637+38628=39265.
basic_operations
733,361
word_problems
easy
If you have 91 pencils and you buy 22 more pencils, how many pencils do you have in total?
113
Add initial 91 plus bought 22: 91+22=113.
addition_word
733,362
fractions
medium
What is 18/8 - 8/18? Give as simplified fraction.
65/36
Common denominator 144. Numerator 324-64=260. So 260/144 simplifies to 65/36.
fraction_operations
733,363
arithmetic
easy
What is 538 + 225 * 56? Remember order of operations.
13138
Order of operations (PEMDAS): first 225*56=12600, then 538+12600=13138.
basic_operations
733,364
number_theory
medium
What is the GCD (greatest common divisor) of 75 and 33?
3
Find greatest number dividing both 75 and 33. Divisors common, greatest is 3.
gcd
733,365
algebra
medium
Solve for x: x^2 + 2x - 48 = 0
x = 6, -8
Factor: (x - 6)(x - -8) = x^2 -(-2)x + -48 = 0. So x = 6 or -8. Check sum = -2, product = -48.
quadratic
733,366
arithmetic
easy
What is 90 * 49?
4410
Multiply: 90 * 49 = 4410.
basic_operations
733,367
arithmetic
easy
What is 88 * 36?
3168
Multiply: 88 * 36 = 3168.
basic_operations
733,368
percentages
easy
What is 17% of 157?
26.69
Calculate 17/100 * 157 = 0.17*157 = 26.69.
percentages
733,369
arithmetic
easy
What is 248 + 226 * 15? Remember order of operations.
3638
Order of operations (PEMDAS): first 226*15=3390, then 248+3390=3638.
basic_operations
733,370
number_theory
medium
What is the GCD (greatest common divisor) of 47 and 2?
1
Find greatest number dividing both 47 and 2. Divisors common, greatest is 1.
gcd
733,371
algebra
medium
Solve for x: x^2 + 7x + 6 = 0
x = -6, -1
Factor: (x - -6)(x - -1) = x^2 -(-7)x + 6 = 0. So x = -6 or -1. Check sum = -7, product = 6.
quadratic
733,372
algebra
medium
Solve for x: x^2 - 13x + 36 = 0
x = 9, 4
Factor: (x - 9)(x - 4) = x^2 -(13)x + 36 = 0. So x = 9 or 4. Check sum = 13, product = 36.
quadratic
733,373
algebra
easy
Solve for x: 14x - 12 = 128
10
Add 12 to both sides: 14x = 128+12=140. Then x = 140/14 = 10.
linear_equation
733,374
arithmetic
easy
What is 13608 / 72?
189
Divide: 13608 ÷ 72 = 189 because 72*189=13608.
division
733,375
arithmetic
easy
What is 500 / 50?
10
Divide: 500 ÷ 50 = 10 because 50*10=500.
division
733,376
number_theory
medium
What is the GCD (greatest common divisor) of 52 and 83?
1
Find greatest number dividing both 52 and 83. Divisors common, greatest is 1.
gcd
733,377
arithmetic
easy
What is 97 divided by 3? Give answer to 2 decimal places.
32.33
Calculate 97/ 3 = 32.3333, rounded to 2 decimals is 32.33.
division
733,378
percentages
easy
What is 95% of 328?
311.6
Calculate 95/100 * 328 = 0.95*328 = 311.6.
percentages
733,379
arithmetic
easy
What is 908 - 87?
821
Subtract: 908 - 87 = 821.
basic_operations
733,380
exponents
easy
What is 5^3?
125
5^3 means multiply 5 by itself 3 times: 5*5*5 = 125.
exponents
733,381
calculus
medium
What is the derivative of 7x^2 with respect to x?
14x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^2] = 7*2*x^1 = 14x.
derivative
733,382
word_problems
easy
If you have 51 dollars and you buy 14 more dollars, how many dollars do you have in total?
65
Add initial 51 plus bought 14: 51+14=65.
addition_word
733,383
word_problems
easy
If you have 86 books and you buy 17 more books, how many books do you have in total?
103
Add initial 86 plus bought 17: 86+17=103.
addition_word
733,384
arithmetic
easy
What is 746 + 145 * 86? Remember order of operations.
13216
Order of operations (PEMDAS): first 145*86=12470, then 746+12470=13216.
basic_operations
733,385
statistics
easy
What is the mean (average) of 98, 86, 81?
88.33
Mean = sum/count. Sum = 98+86+81=265. Count=3. Mean=265/3=88.33.
mean
733,386
arithmetic
easy
What is 907 + 668?
1575
Add the two numbers: 907 + 668 = 1575.
basic_operations
733,387
statistics
easy
What is the mean (average) of 28, 28, 30, 37?
30.75
Mean = sum/count. Sum = 28+28+30+37=123. Count=4. Mean=123/4=30.75.
mean
733,388
geometry
easy
Find the perimeter of a rectangle with length 10 and width 68.
156
Perimeter = 2*(length+width) = 2*(10+68) = 2*78 = 156.
rectangle_perim
733,389
statistics
easy
What is the mean (average) of 80, 79, 31, 17, 29?
47.2
Mean = sum/count. Sum = 80+79+31+17+29=236. Count=5. Mean=236/5=47.2.
mean
733,390
statistics
easy
What is the mean (average) of 81, 17, 5, 24?
31.75
Mean = sum/count. Sum = 81+17+5+24=127. Count=4. Mean=127/4=31.75.
mean
733,391
arithmetic
easy
What is 3587 / 17?
211
Divide: 3587 ÷ 17 = 211 because 17*211=3587.
division
733,392
exponents
easy
What is 3^2?
9
3^2 means multiply 3 by itself 2 times: 3*3 = 9.
exponents
733,393
word_problems
easy
If you have 41 candies and you buy 20 more candies, how many candies do you have in total?
61
Add initial 41 plus bought 20: 41+20=61.
addition_word
733,394
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
733,395
arithmetic
easy
What is 943 - 696?
247
Subtract: 943 - 696 = 247.
basic_operations
733,396
algebra
medium
Solve for x: x^2 + 14x + 45 = 0
x = -5, -9
Factor: (x - -5)(x - -9) = x^2 -(-14)x + 45 = 0. So x = -5 or -9. Check sum = -14, product = 45.
quadratic
733,397
arithmetic
easy
What is 30 * 27?
810
Multiply: 30 * 27 = 810.
basic_operations
733,398
fractions
medium
What is 11/7 * 1/19? Give as simplified fraction.
11/133
Multiply numerators: 11*1=11. Denominators: 7*19=133. Simplify by gcd 1 to get 11/133.
fraction_operations
733,399
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
733,400
arithmetic
easy
What is 922 - 821?
101
Subtract: 922 - 821 = 101.
basic_operations