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
5,301
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
5,302
calculus
medium
What is the derivative of 3x^6 with respect to x?
18x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^6] = 3*6*x^5 = 18x^5.
derivative
5,303
roots
easy
What is the square root of 576?
24
Find number that when squared gives 576. 24*24=576, so sqrt(576)=24.
square_roots
5,304
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
5,305
word_problems
easy
If you have 28 books and you buy 8 more books, how many books do you have in total?
36
Add initial 28 plus bought 8: 28+8=36.
addition_word
5,306
arithmetic
easy
What is 465 + 891 * 36? Remember order of operations.
32541
Order of operations (PEMDAS): first 891*36=32076, then 465+32076=32541.
basic_operations
5,307
arithmetic
easy
What is 3348 / 36?
93
Divide: 3348 ÷ 36 = 93 because 36*93=3348.
division
5,308
exponents
easy
What is 2^4?
16
2^4 means multiply 2 by itself 4 times: 2*2*2*2 = 16.
exponents
5,309
fractions
medium
What is 8/7 - 14/5? Give as simplified fraction.
-58/35
Common denominator 35. Numerator 40-98=-58. So -58/35 simplifies to -58/35.
fraction_operations
5,310
roots
easy
What is the square root of 400?
20
Find number that when squared gives 400. 20*20=400, so sqrt(400)=20.
square_roots
5,311
fractions
medium
What is 2/16 + 19/15? Give as simplified fraction.
167/120
Common denominator 16*15=240. 2/16=30/240, 19/15=304/240. Sum = 334/240 = 167/120 simplified.
fraction_operations
5,312
word_problems
easy
If you have 33 apples and you buy 7 more apples, how many apples do you have in total?
40
Add initial 33 plus bought 7: 33+7=40.
addition_word
5,313
arithmetic
easy
What is 16 * 64?
1024
Multiply: 16 * 64 = 1024.
basic_operations
5,314
number_theory
medium
What is the GCD (greatest common divisor) of 22 and 19?
1
Find greatest number dividing both 22 and 19. Divisors common, greatest is 1.
gcd
5,315
arithmetic
easy
What is 748 + 378 * 71? Remember order of operations.
27586
Order of operations (PEMDAS): first 378*71=26838, then 748+26838=27586.
basic_operations
5,316
geometry
easy
Find the area of a circle with radius 11. Use pi=3.14159, round to 2 decimals.
380.13
Area = pi*r^2 = 3.14159*11^2 = 3.14159*121 = 380.13.
circle_area
5,317
fractions
medium
What is 12/10 * 6/15? Give as simplified fraction.
12/25
Multiply numerators: 12*6=72. Denominators: 10*15=150. Simplify by gcd 6 to get 12/25.
fraction_operations
5,318
word_problems
easy
If you have 38 candies and you buy 18 more candies, how many candies do you have in total?
56
Add initial 38 plus bought 18: 38+18=56.
addition_word
5,319
arithmetic
easy
What is 21 * 83?
1743
Multiply: 21 * 83 = 1743.
basic_operations
5,320
arithmetic
easy
What is 709 - 542?
167
Subtract: 709 - 542 = 167.
basic_operations
5,321
algebra
easy
Solve for x: 8x + 6 = 78
9
Subtract 6 from both sides: 8x = 78-6=72. Then divide by 8: x = 72/8 = 9.
linear_equation
5,322
word_problems
easy
If you have 21 candies and you buy 37 more candies, how many candies do you have in total?
58
Add initial 21 plus bought 37: 21+37=58.
addition_word
5,323
calculus
medium
What is the derivative of 6x^7 with respect to x?
42x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^7] = 6*7*x^6 = 42x^6.
derivative
5,324
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
5,325
fractions
medium
What is 15/2 + 4/10? Give as simplified fraction.
79/10
Common denominator 2*10=20. 15/2=150/20, 4/10=8/20. Sum = 158/20 = 79/10 simplified.
fraction_operations
5,326
arithmetic
easy
What is 46 * 20?
920
Multiply: 46 * 20 = 920.
basic_operations
5,327
arithmetic
easy
What is 950 - 26?
924
Subtract: 950 - 26 = 924.
basic_operations
5,328
arithmetic
easy
What is 38 - 26?
12
Subtract: 38 - 26 = 12.
basic_operations
5,329
algebra
medium
Solve for x: x^2 + 14x + 48 = 0
x = -6, -8
Factor: (x - -6)(x - -8) = x^2 -(-14)x + 48 = 0. So x = -6 or -8. Check sum = -14, product = 48.
quadratic
5,330
exponents
easy
What is 4^4?
256
4^4 means multiply 4 by itself 4 times: 4*4*4*4 = 256.
exponents
5,331
word_problems
easy
If you have 89 apples and you buy 13 more apples, how many apples do you have in total?
102
Add initial 89 plus bought 13: 89+13=102.
addition_word
5,332
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
5,333
exponents
easy
What is 5^2?
25
5^2 means multiply 5 by itself 2 times: 5*5 = 25.
exponents
5,334
fractions
medium
What is 13/18 + 3/17? Give as simplified fraction.
275/306
Common denominator 18*17=306. 13/18=221/306, 3/17=54/306. Sum = 275/306 = 275/306 simplified.
fraction_operations
5,335
arithmetic
easy
What is 204 - 125?
79
Subtract: 204 - 125 = 79.
basic_operations
5,336
number_theory
medium
What is the LCM (least common multiple) of 91 and 20?
1820
LCM = |91*20| / GCD(91,20). GCD=1, so LCM=1820/1=1820.
lcm
5,337
algebra
medium
Solve for x: x^2 + 1x - 90 = 0
x = -10, 9
Factor: (x - -10)(x - 9) = x^2 -(-1)x + -90 = 0. So x = -10 or 9. Check sum = -1, product = -90.
quadratic
5,338
algebra
medium
Solve for x: x^2 - 18x + 80 = 0
x = 8, 10
Factor: (x - 8)(x - 10) = x^2 -(18)x + 80 = 0. So x = 8 or 10. Check sum = 18, product = 80.
quadratic
5,339
statistics
easy
What is the mean (average) of 45, 17, 93?
51.67
Mean = sum/count. Sum = 45+17+93=155. Count=3. Mean=155/3=51.67.
mean
5,340
number_theory
medium
What is the GCD (greatest common divisor) of 79 and 46?
1
Find greatest number dividing both 79 and 46. Divisors common, greatest is 1.
gcd
5,341
percentages
easy
What is 19% of 174?
33.06
Calculate 19/100 * 174 = 0.19*174 = 33.06.
percentages
5,342
algebra
easy
Solve for x: 15x - 21 = 264
19
Add 21 to both sides: 15x = 264+21=285. Then x = 285/15 = 19.
linear_equation
5,343
fractions
medium
What is 17/7 - 1/11? Give as simplified fraction.
180/77
Common denominator 77. Numerator 187-7=180. So 180/77 simplifies to 180/77.
fraction_operations
5,344
statistics
easy
What is the mean (average) of 89, 29, 46, 29, 17?
42
Mean = sum/count. Sum = 89+29+46+29+17=210. Count=5. Mean=210/5=42.0.
mean
5,345
percentages
easy
What is 55% of 438?
240.9
Calculate 55/100 * 438 = 0.55*438 = 240.9.
percentages
5,346
arithmetic
easy
What is 520 - 359?
161
Subtract: 520 - 359 = 161.
basic_operations
5,347
arithmetic
easy
What is 565 + 1000?
1565
Add the two numbers: 565 + 1000 = 1565.
basic_operations
5,348
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
5,349
arithmetic
easy
What is 25641 / 99?
259
Divide: 25641 ÷ 99 = 259 because 99*259=25641.
division
5,350
calculus
medium
What is the derivative of 2x^2 with respect to x?
4x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^2] = 2*2*x^1 = 4x.
derivative
5,351
arithmetic
easy
What is 504 + 128 * 20? Remember order of operations.
3064
Order of operations (PEMDAS): first 128*20=2560, then 504+2560=3064.
basic_operations
5,352
percentages
easy
What is 72% of 695?
500.4
Calculate 72/100 * 695 = 0.72*695 = 500.4.
percentages
5,353
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
5,354
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
5,355
geometry
easy
Find the area of a triangle with base 34 and height 100.
1700
Area = 0.5*base*height = 0.5*34*100 = 1700.
triangle_area
5,356
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
5,357
roots
easy
What is the square root of 841?
29
Find number that when squared gives 841. 29*29=841, so sqrt(841)=29.
square_roots
5,358
geometry
easy
Find the perimeter of a rectangle with length 19 and width 27.
92
Perimeter = 2*(length+width) = 2*(19+27) = 2*46 = 92.
rectangle_perim
5,359
fractions
medium
What is 5/6 + 6/18? Give as simplified fraction.
7/6
Common denominator 6*18=108. 5/6=90/108, 6/18=36/108. Sum = 126/108 = 7/6 simplified.
fraction_operations
5,360
arithmetic
easy
What is 30576 / 98?
312
Divide: 30576 ÷ 98 = 312 because 98*312=30576.
division
5,361
algebra
easy
Solve for x: 12x + 21 = 213
16
Subtract 21 from both sides: 12x = 213-21=192. Then divide by 12: x = 192/12 = 16.
linear_equation
5,362
algebra
easy
Solve for x: 6x - 28 = -16
2
Add 28 to both sides: 6x = -16+28=12. Then x = 12/6 = 2.
linear_equation
5,363
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
5,364
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
5,365
fractions
medium
What is 12/3 * 13/9? Give as simplified fraction.
52/9
Multiply numerators: 12*13=156. Denominators: 3*9=27. Simplify by gcd 3 to get 52/9.
fraction_operations
5,366
statistics
easy
What is the mean (average) of 9, 83, 15?
35.67
Mean = sum/count. Sum = 9+83+15=107. Count=3. Mean=107/3=35.67.
mean
5,367
arithmetic
easy
What is 407 + 279 * 88? Remember order of operations.
24959
Order of operations (PEMDAS): first 279*88=24552, then 407+24552=24959.
basic_operations
5,368
percentages
easy
What is 1% of 498?
4.98
Calculate 1/100 * 498 = 0.01*498 = 4.98.
percentages
5,369
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
5,370
exponents
easy
What is 3^4?
81
3^4 means multiply 3 by itself 4 times: 3*3*3*3 = 81.
exponents
5,371
algebra
easy
Solve for x: 1x + 34 = 18
-16
Subtract 34 from both sides: 1x = 18-34=-16. Then divide by 1: x = -16/1 = -16.
linear_equation
5,372
percentages
easy
What is 100% of 395?
395
Calculate 100/100 * 395 = 1.0*395 = 395.
percentages
5,373
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
5,374
exponents
easy
What is 12^5?
248832
12^5 means multiply 12 by itself 5 times: 12*12*12*12*12 = 248832.
exponents
5,375
percentages
easy
What is 74% of 849?
628.26
Calculate 74/100 * 849 = 0.74*849 = 628.26.
percentages
5,376
statistics
easy
What is the mean (average) of 47, 50, 9, 41, 94?
48.2
Mean = sum/count. Sum = 47+50+9+41+94=241. Count=5. Mean=241/5=48.2.
mean
5,377
geometry
easy
Find the circumference of a circle with radius 3. Use pi=3.14159, round to 2 decimals.
18.85
Circumference = 2*pi*r = 2*3.14159*3 = 18.85.
circle_circum
5,378
number_theory
medium
What is the GCD (greatest common divisor) of 41 and 33?
1
Find greatest number dividing both 41 and 33. Divisors common, greatest is 1.
gcd
5,379
algebra
medium
Solve for x: x^2 - 2x - 80 = 0
x = 10, -8
Factor: (x - 10)(x - -8) = x^2 -(2)x + -80 = 0. So x = 10 or -8. Check sum = 2, product = -80.
quadratic
5,380
number_theory
medium
What is the LCM (least common multiple) of 12 and 55?
660
LCM = |12*55| / GCD(12,55). GCD=1, so LCM=660/1=660.
lcm
5,381
arithmetic
easy
What is 44 * 43?
1892
Multiply: 44 * 43 = 1892.
basic_operations
5,382
arithmetic
easy
What is 584 + 956?
1540
Add the two numbers: 584 + 956 = 1540.
basic_operations
5,383
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
5,384
roots
easy
What is the square root of 841?
29
Find number that when squared gives 841. 29*29=841, so sqrt(841)=29.
square_roots
5,385
statistics
easy
What is the mean (average) of 24, 8, 62, 1?
23.75
Mean = sum/count. Sum = 24+8+62+1=95. Count=4. Mean=95/4=23.75.
mean
5,386
algebra
easy
Solve for x: 1x - 18 = -28
-10
Add 18 to both sides: 1x = -28+18=-10. Then x = -10/1 = -10.
linear_equation
5,387
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
5,388
arithmetic
easy
What is 638 + 73 * 84? Remember order of operations.
6770
Order of operations (PEMDAS): first 73*84=6132, then 638+6132=6770.
basic_operations
5,389
arithmetic
easy
What is 154 + 315?
469
Add the two numbers: 154 + 315 = 469.
basic_operations
5,390
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
5,391
calculus
medium
What is the derivative of 9x^5 with respect to x?
45x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^5] = 9*5*x^4 = 45x^4.
derivative
5,392
word_problems
easy
If you have 56 pencils and you buy 3 more pencils, how many pencils do you have in total?
59
Add initial 56 plus bought 3: 56+3=59.
addition_word
5,393
statistics
easy
What is the mean (average) of 10, 22, 55?
29
Mean = sum/count. Sum = 10+22+55=87. Count=3. Mean=87/3=29.0.
mean
5,394
statistics
easy
What is the mean (average) of 30, 11, 78, 99?
54.5
Mean = sum/count. Sum = 30+11+78+99=218. Count=4. Mean=218/4=54.5.
mean
5,395
algebra
medium
Solve for x: x^2 + 2x - 24 = 0
x = -6, 4
Factor: (x - -6)(x - 4) = x^2 -(-2)x + -24 = 0. So x = -6 or 4. Check sum = -2, product = -24.
quadratic
5,396
calculus
medium
What is the derivative of 1x^7 with respect to x?
7x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^7] = 1*7*x^6 = 7x^6.
derivative
5,397
word_problems
easy
If you have 48 pencils and you buy 45 more pencils, how many pencils do you have in total?
93
Add initial 48 plus bought 45: 48+45=93.
addition_word
5,398
statistics
easy
What is the mean (average) of 70, 54, 46, 31, 82?
56.6
Mean = sum/count. Sum = 70+54+46+31+82=283. Count=5. Mean=283/5=56.6.
mean
5,399
fractions
medium
What is 19/11 * 7/5? Give as simplified fraction.
133/55
Multiply numerators: 19*7=133. Denominators: 11*5=55. Simplify by gcd 1 to get 133/55.
fraction_operations
5,400
arithmetic
easy
What is 789 - 646?
143
Subtract: 789 - 646 = 143.
basic_operations