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
2,401
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
2,402
arithmetic
easy
What is 37 + 97 * 54? Remember order of operations.
5275
Order of operations (PEMDAS): first 97*54=5238, then 37+5238=5275.
basic_operations
2,403
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
2,404
percentages
easy
What is 27% of 553?
149.31
Calculate 27/100 * 553 = 0.27*553 = 149.31.
percentages
2,405
arithmetic
easy
What is 929 + 940?
1869
Add the two numbers: 929 + 940 = 1869.
basic_operations
2,406
percentages
easy
What is 78% of 894?
697.32
Calculate 78/100 * 894 = 0.78*894 = 697.32.
percentages
2,407
calculus
medium
What is the derivative of 6x^6 with respect to x?
36x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^6] = 6*6*x^5 = 36x^5.
derivative
2,408
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
2,409
arithmetic
easy
What is 67 + 891?
958
Add the two numbers: 67 + 891 = 958.
basic_operations
2,410
arithmetic
easy
What is 650 + 145 * 27? Remember order of operations.
4565
Order of operations (PEMDAS): first 145*27=3915, then 650+3915=4565.
basic_operations
2,411
fractions
medium
What is 8/18 * 3/15? Give as simplified fraction.
4/45
Multiply numerators: 8*3=24. Denominators: 18*15=270. Simplify by gcd 6 to get 4/45.
fraction_operations
2,412
word_problems
easy
If you have 44 books and you buy 11 more books, how many books do you have in total?
55
Add initial 44 plus bought 11: 44+11=55.
addition_word
2,413
percentages
easy
What is 55% of 181?
99.55
Calculate 55/100 * 181 = 0.55*181 = 99.55.
percentages
2,414
percentages
easy
What is 39% of 293?
114.27
Calculate 39/100 * 293 = 0.39*293 = 114.27.
percentages
2,415
word_problems
easy
If you have 86 dollars and you buy 13 more dollars, how many dollars do you have in total?
99
Add initial 86 plus bought 13: 86+13=99.
addition_word
2,416
statistics
easy
What is the mean (average) of 47, 51, 49?
49
Mean = sum/count. Sum = 47+51+49=147. Count=3. Mean=147/3=49.0.
mean
2,417
algebra
medium
Solve for x: x^2 - 9x + 20 = 0
x = 5, 4
Factor: (x - 5)(x - 4) = x^2 -(9)x + 20 = 0. So x = 5 or 4. Check sum = 9, product = 20.
quadratic
2,418
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
2,419
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
2,420
algebra
easy
Solve for x: 16x - 48 = 16
4
Add 48 to both sides: 16x = 16+48=64. Then x = 64/16 = 4.
linear_equation
2,421
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
2,422
arithmetic
easy
What is 69 * 20?
1380
Multiply: 69 * 20 = 1380.
basic_operations
2,423
algebra
medium
Solve for x: x^2 - 4 = 0
x = -2, 2
Factor: (x - -2)(x - 2) = x^2 -(0)x + -4 = 0. So x = -2 or 2. Check sum = 0, product = -4.
quadratic
2,424
word_problems
easy
If you have 44 dollars and you buy 30 more dollars, how many dollars do you have in total?
74
Add initial 44 plus bought 30: 44+30=74.
addition_word
2,425
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
2,426
statistics
easy
What is the mean (average) of 43, 18, 92?
51
Mean = sum/count. Sum = 43+18+92=153. Count=3. Mean=153/3=51.0.
mean
2,427
statistics
easy
What is the mean (average) of 20, 25, 1?
15.33
Mean = sum/count. Sum = 20+25+1=46. Count=3. Mean=46/3=15.33.
mean
2,428
arithmetic
easy
What is 48 * 63?
3024
Multiply: 48 * 63 = 3024.
basic_operations
2,429
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
2,430
number_theory
medium
What is the LCM (least common multiple) of 50 and 63?
3150
LCM = |50*63| / GCD(50,63). GCD=1, so LCM=3150/1=3150.
lcm
2,431
arithmetic
easy
What is 419 + 907?
1326
Add the two numbers: 419 + 907 = 1326.
basic_operations
2,432
algebra
medium
Solve for x: x^2 + 1x - 12 = 0
x = -4, 3
Factor: (x - -4)(x - 3) = x^2 -(-1)x + -12 = 0. So x = -4 or 3. Check sum = -1, product = -12.
quadratic
2,433
geometry
easy
Find the area of a circle with radius 33. Use pi=3.14159, round to 2 decimals.
3421.19
Area = pi*r^2 = 3.14159*33^2 = 3.14159*1089 = 3421.19.
circle_area
2,434
statistics
easy
What is the mean (average) of 89, 48, 90, 8, 84?
63.8
Mean = sum/count. Sum = 89+48+90+8+84=319. Count=5. Mean=319/5=63.8.
mean
2,435
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
2,436
percentages
easy
What is 62% of 36?
22.32
Calculate 62/100 * 36 = 0.62*36 = 22.32.
percentages
2,437
number_theory
medium
What is the GCD (greatest common divisor) of 81 and 91?
1
Find greatest number dividing both 81 and 91. Divisors common, greatest is 1.
gcd
2,438
algebra
easy
Solve for x: 9x + 27 = 108
9
Subtract 27 from both sides: 9x = 108-27=81. Then divide by 9: x = 81/9 = 9.
linear_equation
2,439
algebra
easy
Solve for x: 9x - 19 = 143
18
Add 19 to both sides: 9x = 143+19=162. Then x = 162/9 = 18.
linear_equation
2,440
algebra
medium
Solve for x: x^2 + 17x + 70 = 0
x = -10, -7
Factor: (x - -10)(x - -7) = x^2 -(-17)x + 70 = 0. So x = -10 or -7. Check sum = -17, product = 70.
quadratic
2,441
arithmetic
easy
What is 729 - 660?
69
Subtract: 729 - 660 = 69.
basic_operations
2,442
arithmetic
easy
What is 932 + 531 * 25? Remember order of operations.
14207
Order of operations (PEMDAS): first 531*25=13275, then 932+13275=14207.
basic_operations
2,443
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
2,444
exponents
easy
What is 10^5?
100000
10^5 means multiply 10 by itself 5 times: 10*10*10*10*10 = 100000.
exponents
2,445
exponents
easy
What is 8^2?
64
8^2 means multiply 8 by itself 2 times: 8*8 = 64.
exponents
2,446
arithmetic
easy
What is 24402 / 83?
294
Divide: 24402 ÷ 83 = 294 because 83*294=24402.
division
2,447
geometry
easy
Find the perimeter of a rectangle with length 96 and width 51.
294
Perimeter = 2*(length+width) = 2*(96+51) = 2*147 = 294.
rectangle_perim
2,448
exponents
easy
What is 2^3?
8
2^3 means multiply 2 by itself 3 times: 2*2*2 = 8.
exponents
2,449
statistics
easy
What is the mean (average) of 13, 9, 100?
40.67
Mean = sum/count. Sum = 13+9+100=122. Count=3. Mean=122/3=40.67.
mean
2,450
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
2,451
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
2,452
exponents
easy
What is 8^3?
512
8^3 means multiply 8 by itself 3 times: 8*8*8 = 512.
exponents
2,453
algebra
medium
Solve for x: x^2 + 4x - 5 = 0
x = 1, -5
Factor: (x - 1)(x - -5) = x^2 -(-4)x + -5 = 0. So x = 1 or -5. Check sum = -4, product = -5.
quadratic
2,454
algebra
easy
Solve for x: 7x + 12 = -51
-9
Subtract 12 from both sides: 7x = -51-12=-63. Then divide by 7: x = -63/7 = -9.
linear_equation
2,455
arithmetic
easy
What is 17169 / 59?
291
Divide: 17169 ÷ 59 = 291 because 59*291=17169.
division
2,456
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
2,457
algebra
medium
Solve for x: x^2 + 6x + 8 = 0
x = -4, -2
Factor: (x - -4)(x - -2) = x^2 -(-6)x + 8 = 0. So x = -4 or -2. Check sum = -6, product = 8.
quadratic
2,458
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
2,459
arithmetic
easy
What is 7138 / 83?
86
Divide: 7138 ÷ 83 = 86 because 83*86=7138.
division
2,460
arithmetic
easy
What is 387 + 128?
515
Add the two numbers: 387 + 128 = 515.
basic_operations
2,461
percentages
easy
What is 62% of 497?
308.14
Calculate 62/100 * 497 = 0.62*497 = 308.14.
percentages
2,462
arithmetic
easy
What is 96 / 3?
32
Divide: 96 ÷ 3 = 32 because 3*32=96.
division
2,463
arithmetic
easy
What is 100 + 217?
317
Add the two numbers: 100 + 217 = 317.
basic_operations
2,464
geometry
easy
Find the circumference of a circle with radius 31. Use pi=3.14159, round to 2 decimals.
194.78
Circumference = 2*pi*r = 2*3.14159*31 = 194.78.
circle_circum
2,465
roots
easy
What is the square root of 1521?
39
Find number that when squared gives 1521. 39*39=1521, so sqrt(1521)=39.
square_roots
2,466
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
2,467
number_theory
medium
What is the LCM (least common multiple) of 88 and 44?
88
LCM = |88*44| / GCD(88,44). GCD=44, so LCM=3872/44=88.
lcm
2,468
percentages
easy
What is 47% of 682?
320.54
Calculate 47/100 * 682 = 0.47*682 = 320.54.
percentages
2,469
calculus
medium
What is the derivative of 10x^5 with respect to x?
50x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^5] = 10*5*x^4 = 50x^4.
derivative
2,470
arithmetic
easy
What is 999 + 365 * 43? Remember order of operations.
16694
Order of operations (PEMDAS): first 365*43=15695, then 999+15695=16694.
basic_operations
2,471
calculus
medium
What is the derivative of 3x^7 with respect to x?
21x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^7] = 3*7*x^6 = 21x^6.
derivative
2,472
arithmetic
easy
What is 617 - 126?
491
Subtract: 617 - 126 = 491.
basic_operations
2,473
percentages
easy
What is 48% of 463?
222.24
Calculate 48/100 * 463 = 0.48*463 = 222.24.
percentages
2,474
statistics
easy
What is the mean (average) of 53, 85, 25, 1, 82?
49.2
Mean = sum/count. Sum = 53+85+25+1+82=246. Count=5. Mean=246/5=49.2.
mean
2,475
roots
easy
What is the square root of 4?
2
Find number that when squared gives 4. 2*2=4, so sqrt(4)=2.
square_roots
2,476
number_theory
medium
What is the LCM (least common multiple) of 6 and 95?
570
LCM = |6*95| / GCD(6,95). GCD=1, so LCM=570/1=570.
lcm
2,477
word_problems
easy
If you have 34 candies and you buy 39 more candies, how many candies do you have in total?
73
Add initial 34 plus bought 39: 34+39=73.
addition_word
2,478
calculus
medium
What is the derivative of 10x^7 with respect to x?
70x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^7] = 10*7*x^6 = 70x^6.
derivative
2,479
arithmetic
easy
What is 90 * 13?
1170
Multiply: 90 * 13 = 1170.
basic_operations
2,480
exponents
easy
What is 11^3?
1331
11^3 means multiply 11 by itself 3 times: 11*11*11 = 1331.
exponents
2,481
algebra
easy
Solve for x: 17x + 23 = 227
12
Subtract 23 from both sides: 17x = 227-23=204. Then divide by 17: x = 204/17 = 12.
linear_equation
2,482
arithmetic
easy
What is 510 - 131?
379
Subtract: 510 - 131 = 379.
basic_operations
2,483
word_problems
easy
If you have 26 apples and you buy 29 more apples, how many apples do you have in total?
55
Add initial 26 plus bought 29: 26+29=55.
addition_word
2,484
statistics
easy
What is the mean (average) of 70, 31, 32, 28, 22?
36.6
Mean = sum/count. Sum = 70+31+32+28+22=183. Count=5. Mean=183/5=36.6.
mean
2,485
arithmetic
easy
What is 109 + 446 * 92? Remember order of operations.
41141
Order of operations (PEMDAS): first 446*92=41032, then 109+41032=41141.
basic_operations
2,486
roots
easy
What is the square root of 625?
25
Find number that when squared gives 625. 25*25=625, so sqrt(625)=25.
square_roots
2,487
geometry
easy
Find the perimeter of a rectangle with length 93 and width 33.
252
Perimeter = 2*(length+width) = 2*(93+33) = 2*126 = 252.
rectangle_perim
2,488
statistics
easy
What is the mean (average) of 16, 86, 18, 69, 82?
54.2
Mean = sum/count. Sum = 16+86+18+69+82=271. Count=5. Mean=271/5=54.2.
mean
2,489
statistics
easy
What is the mean (average) of 89, 43, 29?
53.67
Mean = sum/count. Sum = 89+43+29=161. Count=3. Mean=161/3=53.67.
mean
2,490
arithmetic
easy
What is 96 * 95?
9120
Multiply: 96 * 95 = 9120.
basic_operations
2,491
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
2,492
percentages
easy
What is 29% of 266?
77.14
Calculate 29/100 * 266 = 0.29*266 = 77.14.
percentages
2,493
arithmetic
easy
What is 1755 / 39?
45
Divide: 1755 ÷ 39 = 45 because 39*45=1755.
division
2,494
roots
easy
What is the square root of 2304?
48
Find number that when squared gives 2304. 48*48=2304, so sqrt(2304)=48.
square_roots
2,495
fractions
medium
What is 4/20 - 12/6? Give as simplified fraction.
-9/5
Common denominator 120. Numerator 24-240=-216. So -216/120 simplifies to -9/5.
fraction_operations
2,496
calculus
medium
What is the derivative of 1x^6 with respect to x?
6x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^6] = 1*6*x^5 = 6x^5.
derivative
2,497
exponents
easy
What is 2^3?
8
2^3 means multiply 2 by itself 3 times: 2*2*2 = 8.
exponents
2,498
calculus
medium
What is the derivative of 6x^5 with respect to x?
30x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^5] = 6*5*x^4 = 30x^4.
derivative
2,499
number_theory
medium
What is the GCD (greatest common divisor) of 87 and 17?
1
Find greatest number dividing both 87 and 17. Divisors common, greatest is 1.
gcd
2,500
arithmetic
easy
What is 295 divided by 52? Give answer to 2 decimal places.
5.67
Calculate 295/ 52 = 5.6731, rounded to 2 decimals is 5.67.
division