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
1,301
roots
easy
What is the square root of 729?
27
Find number that when squared gives 729. 27*27=729, so sqrt(729)=27.
square_roots
1,302
calculus
medium
What is the derivative of 2x^8 with respect to x?
16x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^8] = 2*8*x^7 = 16x^7.
derivative
1,303
arithmetic
easy
What is 352 - 166?
186
Subtract: 352 - 166 = 186.
basic_operations
1,304
exponents
easy
What is 6^5?
7776
6^5 means multiply 6 by itself 5 times: 6*6*6*6*6 = 7776.
exponents
1,305
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
1,306
number_theory
medium
What is the LCM (least common multiple) of 96 and 76?
1824
LCM = |96*76| / GCD(96,76). GCD=4, so LCM=7296/4=1824.
lcm
1,307
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
1,308
algebra
medium
Solve for x: x^2 + 16x + 60 = 0
x = -10, -6
Factor: (x - -10)(x - -6) = x^2 -(-16)x + 60 = 0. So x = -10 or -6. Check sum = -16, product = 60.
quadratic
1,309
percentages
easy
What is 85% of 258?
219.3
Calculate 85/100 * 258 = 0.85*258 = 219.3.
percentages
1,310
arithmetic
easy
What is 216 + 171 * 51? Remember order of operations.
8937
Order of operations (PEMDAS): first 171*51=8721, then 216+8721=8937.
basic_operations
1,311
statistics
easy
What is the mean (average) of 7, 4, 99, 51, 68?
45.8
Mean = sum/count. Sum = 7+4+99+51+68=229. Count=5. Mean=229/5=45.8.
mean
1,312
arithmetic
easy
What is 107 + 269 * 80? Remember order of operations.
21627
Order of operations (PEMDAS): first 269*80=21520, then 107+21520=21627.
basic_operations
1,313
calculus
medium
What is the derivative of 4x^4 with respect to x?
16x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^4] = 4*4*x^3 = 16x^3.
derivative
1,314
percentages
easy
What is 95% of 291?
276.45
Calculate 95/100 * 291 = 0.95*291 = 276.45.
percentages
1,315
word_problems
easy
If you have 85 books and you buy 9 more books, how many books do you have in total?
94
Add initial 85 plus bought 9: 85+9=94.
addition_word
1,316
algebra
medium
Solve for x: x^2 + 19x + 90 = 0
x = -10, -9
Factor: (x - -10)(x - -9) = x^2 -(-19)x + 90 = 0. So x = -10 or -9. Check sum = -19, product = 90.
quadratic
1,317
number_theory
medium
What is the LCM (least common multiple) of 42 and 61?
2562
LCM = |42*61| / GCD(42,61). GCD=1, so LCM=2562/1=2562.
lcm
1,318
geometry
easy
Find the area of a triangle with base 57 and height 18.
513
Area = 0.5*base*height = 0.5*57*18 = 513.
triangle_area
1,319
algebra
medium
Solve for x: x^2 - 17x + 72 = 0
x = 8, 9
Factor: (x - 8)(x - 9) = x^2 -(17)x + 72 = 0. So x = 8 or 9. Check sum = 17, product = 72.
quadratic
1,320
word_problems
easy
If you have 85 pencils and you buy 48 more pencils, how many pencils do you have in total?
133
Add initial 85 plus bought 48: 85+48=133.
addition_word
1,321
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
1,322
exponents
easy
What is 7^5?
16807
7^5 means multiply 7 by itself 5 times: 7*7*7*7*7 = 16807.
exponents
1,323
percentages
easy
What is 12% of 453?
54.36
Calculate 12/100 * 453 = 0.12*453 = 54.36.
percentages
1,324
exponents
easy
What is 7^5?
16807
7^5 means multiply 7 by itself 5 times: 7*7*7*7*7 = 16807.
exponents
1,325
geometry
easy
Find the perimeter of a rectangle with length 39 and width 2.
82
Perimeter = 2*(length+width) = 2*(39+2) = 2*41 = 82.
rectangle_perim
1,326
arithmetic
easy
What is 536 + 835?
1371
Add the two numbers: 536 + 835 = 1371.
basic_operations
1,327
statistics
easy
What is the mean (average) of 2, 89, 63, 97, 62?
62.6
Mean = sum/count. Sum = 2+89+63+97+62=313. Count=5. Mean=313/5=62.6.
mean
1,328
exponents
easy
What is 2^5?
32
2^5 means multiply 2 by itself 5 times: 2*2*2*2*2 = 32.
exponents
1,329
exponents
easy
What is 11^3?
1331
11^3 means multiply 11 by itself 3 times: 11*11*11 = 1331.
exponents
1,330
arithmetic
easy
What is 562 - 383?
179
Subtract: 562 - 383 = 179.
basic_operations
1,331
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
1,332
percentages
easy
What is 21% of 733?
153.93
Calculate 21/100 * 733 = 0.21*733 = 153.93.
percentages
1,333
calculus
medium
What is the derivative of 7x^8 with respect to x?
56x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^8] = 7*8*x^7 = 56x^7.
derivative
1,334
percentages
easy
What is 34% of 82?
27.88
Calculate 34/100 * 82 = 0.34*82 = 27.88.
percentages
1,335
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
1,336
percentages
easy
What is 67% of 783?
524.61
Calculate 67/100 * 783 = 0.67*783 = 524.61.
percentages
1,337
geometry
easy
Find the area of a circle with radius 42. Use pi=3.14159, round to 2 decimals.
5541.77
Area = pi*r^2 = 3.14159*42^2 = 3.14159*1764 = 5541.77.
circle_area
1,338
geometry
easy
Find the circumference of a circle with radius 13. Use pi=3.14159, round to 2 decimals.
81.68
Circumference = 2*pi*r = 2*3.14159*13 = 81.68.
circle_circum
1,339
arithmetic
easy
What is 187 + 140?
327
Add the two numbers: 187 + 140 = 327.
basic_operations
1,340
word_problems
easy
If you have 39 pencils and you buy 45 more pencils, how many pencils do you have in total?
84
Add initial 39 plus bought 45: 39+45=84.
addition_word
1,341
statistics
easy
What is the mean (average) of 42, 3, 20?
21.67
Mean = sum/count. Sum = 42+3+20=65. Count=3. Mean=65/3=21.67.
mean
1,342
arithmetic
easy
What is 993 + 548?
1541
Add the two numbers: 993 + 548 = 1541.
basic_operations
1,343
exponents
easy
What is 6^3?
216
6^3 means multiply 6 by itself 3 times: 6*6*6 = 216.
exponents
1,344
word_problems
easy
If you have 98 books and you buy 1 more books, how many books do you have in total?
99
Add initial 98 plus bought 1: 98+1=99.
addition_word
1,345
arithmetic
easy
What is 155 + 16?
171
Add the two numbers: 155 + 16 = 171.
basic_operations
1,346
exponents
easy
What is 9^4?
6561
9^4 means multiply 9 by itself 4 times: 9*9*9*9 = 6561.
exponents
1,347
word_problems
easy
If you have 94 dollars and you buy 3 more dollars, how many dollars do you have in total?
97
Add initial 94 plus bought 3: 94+3=97.
addition_word
1,348
arithmetic
easy
What is 864 + 769 * 19? Remember order of operations.
15475
Order of operations (PEMDAS): first 769*19=14611, then 864+14611=15475.
basic_operations
1,349
calculus
medium
What is the derivative of 9x^2 with respect to x?
18x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^2] = 9*2*x^1 = 18x.
derivative
1,350
statistics
easy
What is the mean (average) of 25, 33, 49?
35.67
Mean = sum/count. Sum = 25+33+49=107. Count=3. Mean=107/3=35.67.
mean
1,351
arithmetic
easy
What is 32 * 50?
1600
Multiply: 32 * 50 = 1600.
basic_operations
1,352
word_problems
easy
If you have 36 apples and you buy 48 more apples, how many apples do you have in total?
84
Add initial 36 plus bought 48: 36+48=84.
addition_word
1,353
fractions
medium
What is 15/5 - 17/8? Give as simplified fraction.
7/8
Common denominator 40. Numerator 120-85=35. So 35/40 simplifies to 7/8.
fraction_operations
1,354
calculus
medium
What is the derivative of 5x^7 with respect to x?
35x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^7] = 5*7*x^6 = 35x^6.
derivative
1,355
roots
easy
What is the square root of 121?
11
Find number that when squared gives 121. 11*11=121, so sqrt(121)=11.
square_roots
1,356
arithmetic
easy
What is 16 * 33?
528
Multiply: 16 * 33 = 528.
basic_operations
1,357
exponents
easy
What is 5^4?
625
5^4 means multiply 5 by itself 4 times: 5*5*5*5 = 625.
exponents
1,358
arithmetic
easy
What is 885 + 683 * 28? Remember order of operations.
20009
Order of operations (PEMDAS): first 683*28=19124, then 885+19124=20009.
basic_operations
1,359
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
1,360
arithmetic
easy
What is 16 * 51?
816
Multiply: 16 * 51 = 816.
basic_operations
1,361
arithmetic
easy
What is 61 * 89?
5429
Multiply: 61 * 89 = 5429.
basic_operations
1,362
number_theory
medium
What is the GCD (greatest common divisor) of 99 and 12?
3
Find greatest number dividing both 99 and 12. Divisors common, greatest is 3.
gcd
1,363
algebra
medium
Solve for x: x^2 + 3x - 40 = 0
x = 5, -8
Factor: (x - 5)(x - -8) = x^2 -(-3)x + -40 = 0. So x = 5 or -8. Check sum = -3, product = -40.
quadratic
1,364
roots
easy
What is the square root of 2401?
49
Find number that when squared gives 2401. 49*49=2401, so sqrt(2401)=49.
square_roots
1,365
arithmetic
easy
What is 62 + 365?
427
Add the two numbers: 62 + 365 = 427.
basic_operations
1,366
arithmetic
easy
What is 4500 / 18?
250
Divide: 4500 ÷ 18 = 250 because 18*250=4500.
division
1,367
number_theory
medium
What is the GCD (greatest common divisor) of 57 and 94?
1
Find greatest number dividing both 57 and 94. Divisors common, greatest is 1.
gcd
1,368
arithmetic
easy
What is 18 * 33?
594
Multiply: 18 * 33 = 594.
basic_operations
1,369
statistics
easy
What is the mean (average) of 57, 72, 38, 70, 90?
65.4
Mean = sum/count. Sum = 57+72+38+70+90=327. Count=5. Mean=327/5=65.4.
mean
1,370
statistics
easy
What is the mean (average) of 73, 24, 70?
55.67
Mean = sum/count. Sum = 73+24+70=167. Count=3. Mean=167/3=55.67.
mean
1,371
number_theory
medium
What is the LCM (least common multiple) of 42 and 94?
1974
LCM = |42*94| / GCD(42,94). GCD=2, so LCM=3948/2=1974.
lcm
1,372
geometry
easy
Find the area of a triangle with base 71 and height 21.
745.5
Area = 0.5*base*height = 0.5*71*21 = 745.5.
triangle_area
1,373
arithmetic
easy
What is 544 - 159?
385
Subtract: 544 - 159 = 385.
basic_operations
1,374
number_theory
medium
What is the LCM (least common multiple) of 59 and 1?
59
LCM = |59*1| / GCD(59,1). GCD=1, so LCM=59/1=59.
lcm
1,375
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
1,376
number_theory
medium
What is the GCD (greatest common divisor) of 100 and 80?
20
Find greatest number dividing both 100 and 80. Divisors common, greatest is 20.
gcd
1,377
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
1,378
arithmetic
easy
What is 991 + 675 * 69? Remember order of operations.
47566
Order of operations (PEMDAS): first 675*69=46575, then 991+46575=47566.
basic_operations
1,379
statistics
easy
What is the mean (average) of 20, 79, 37, 42, 53?
46.2
Mean = sum/count. Sum = 20+79+37+42+53=231. Count=5. Mean=231/5=46.2.
mean
1,380
roots
easy
What is the square root of 64?
8
Find number that when squared gives 64. 8*8=64, so sqrt(64)=8.
square_roots
1,381
arithmetic
easy
What is 22984 / 68?
338
Divide: 22984 ÷ 68 = 338 because 68*338=22984.
division
1,382
algebra
easy
Solve for x: 6x - 46 = -94
-8
Add 46 to both sides: 6x = -94+46=-48. Then x = -48/6 = -8.
linear_equation
1,383
arithmetic
easy
What is 6336 / 64?
99
Divide: 6336 ÷ 64 = 99 because 64*99=6336.
division
1,384
calculus
medium
What is the derivative of 8x^7 with respect to x?
56x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^7] = 8*7*x^6 = 56x^6.
derivative
1,385
geometry
easy
Find the area of a rectangle with length 47 and width 29.
1363
Area = length * width = 47*29 = 1363.
rectangle_area
1,386
arithmetic
easy
What is 63 * 11?
693
Multiply: 63 * 11 = 693.
basic_operations
1,387
arithmetic
easy
What is 572 - 370?
202
Subtract: 572 - 370 = 202.
basic_operations
1,388
arithmetic
easy
What is 6 + 94 * 35? Remember order of operations.
3296
Order of operations (PEMDAS): first 94*35=3290, then 6+3290=3296.
basic_operations
1,389
exponents
easy
What is 3^3?
27
3^3 means multiply 3 by itself 3 times: 3*3*3 = 27.
exponents
1,390
arithmetic
easy
What is 5212 divided by 14? Give answer to 2 decimal places.
372.29
Calculate 5212/ 14 = 372.2857, rounded to 2 decimals is 372.29.
division
1,391
fractions
medium
What is 7/18 * 8/20? Give as simplified fraction.
7/45
Multiply numerators: 7*8=56. Denominators: 18*20=360. Simplify by gcd 8 to get 7/45.
fraction_operations
1,392
algebra
medium
Solve for x: x^2 - 14x + 49 = 0
x = 7
Factor as (x - 7)^2 = 0, so root is 7 (double root). Sum of roots = 14, product = 49.
quadratic
1,393
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
1,394
arithmetic
easy
What is 32700 / 100?
327
Divide: 32700 ÷ 100 = 327 because 100*327=32700.
division
1,395
word_problems
easy
If you have 94 candies and you buy 43 more candies, how many candies do you have in total?
137
Add initial 94 plus bought 43: 94+43=137.
addition_word
1,396
arithmetic
easy
What is 9344 divided by 23? Give answer to 2 decimal places.
406.26
Calculate 9344/ 23 = 406.2609, rounded to 2 decimals is 406.26.
division
1,397
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
1,398
algebra
medium
Solve for x: x^2 - 16x + 63 = 0
x = 7, 9
Factor: (x - 7)(x - 9) = x^2 -(16)x + 63 = 0. So x = 7 or 9. Check sum = 16, product = 63.
quadratic
1,399
word_problems
easy
If you have 50 pencils and you buy 21 more pencils, how many pencils do you have in total?
71
Add initial 50 plus bought 21: 50+21=71.
addition_word
1,400
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