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
7,301
percentages
easy
What is 72% of 948?
682.56
Calculate 72/100 * 948 = 0.72*948 = 682.56.
percentages
7,302
arithmetic
easy
What is 432 - 65?
367
Subtract: 432 - 65 = 367.
basic_operations
7,303
number_theory
medium
What is the GCD (greatest common divisor) of 15 and 46?
1
Find greatest number dividing both 15 and 46. Divisors common, greatest is 1.
gcd
7,304
algebra
easy
Solve for x: 1x - 12 = -11
1
Add 12 to both sides: 1x = -11+12=1. Then x = 1/1 = 1.
linear_equation
7,305
arithmetic
easy
What is 674 + 190?
864
Add the two numbers: 674 + 190 = 864.
basic_operations
7,306
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
7,307
arithmetic
easy
What is 34 * 99?
3366
Multiply: 34 * 99 = 3366.
basic_operations
7,308
percentages
easy
What is 29% of 769?
223.01
Calculate 29/100 * 769 = 0.29*769 = 223.01.
percentages
7,309
statistics
easy
What is the mean (average) of 98, 43, 25, 11, 93?
54
Mean = sum/count. Sum = 98+43+25+11+93=270. Count=5. Mean=270/5=54.0.
mean
7,310
arithmetic
easy
What is 1168 / 16?
73
Divide: 1168 ÷ 16 = 73 because 16*73=1168.
division
7,311
arithmetic
easy
What is 890 - 282?
608
Subtract: 890 - 282 = 608.
basic_operations
7,312
word_problems
easy
If you have 38 pencils and you buy 10 more pencils, how many pencils do you have in total?
48
Add initial 38 plus bought 10: 38+10=48.
addition_word
7,313
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
7,314
calculus
medium
What is the derivative of 6x^3 with respect to x?
18x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^3] = 6*3*x^2 = 18x^2.
derivative
7,315
arithmetic
easy
What is 2430 / 90?
27
Divide: 2430 ÷ 90 = 27 because 90*27=2430.
division
7,316
statistics
easy
What is the mean (average) of 68, 25, 71?
54.67
Mean = sum/count. Sum = 68+25+71=164. Count=3. Mean=164/3=54.67.
mean
7,317
number_theory
medium
What is the LCM (least common multiple) of 45 and 38?
1710
LCM = |45*38| / GCD(45,38). GCD=1, so LCM=1710/1=1710.
lcm
7,318
arithmetic
easy
What is 648 - 266?
382
Subtract: 648 - 266 = 382.
basic_operations
7,319
arithmetic
easy
What is 599 + 238 * 42? Remember order of operations.
10595
Order of operations (PEMDAS): first 238*42=9996, then 599+9996=10595.
basic_operations
7,320
exponents
easy
What is 7^4?
2401
7^4 means multiply 7 by itself 4 times: 7*7*7*7 = 2401.
exponents
7,321
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
7,322
percentages
easy
What is 89% of 465?
413.85
Calculate 89/100 * 465 = 0.89*465 = 413.85.
percentages
7,323
arithmetic
easy
What is 946 + 784?
1730
Add the two numbers: 946 + 784 = 1730.
basic_operations
7,324
arithmetic
easy
What is 12870 / 55?
234
Divide: 12870 ÷ 55 = 234 because 55*234=12870.
division
7,325
word_problems
easy
If you have 37 apples and you buy 25 more apples, how many apples do you have in total?
62
Add initial 37 plus bought 25: 37+25=62.
addition_word
7,326
algebra
easy
Solve for x: 3x + 35 = 35
0
Subtract 35 from both sides: 3x = 35-35=0. Then divide by 3: x = 0/3 = 0.
linear_equation
7,327
statistics
easy
What is the mean (average) of 55, 93, 93, 98?
84.75
Mean = sum/count. Sum = 55+93+93+98=339. Count=4. Mean=339/4=84.75.
mean
7,328
algebra
medium
Solve for x: x^2 - 1x - 6 = 0
x = 3, -2
Factor: (x - 3)(x - -2) = x^2 -(1)x + -6 = 0. So x = 3 or -2. Check sum = 1, product = -6.
quadratic
7,329
arithmetic
easy
What is 9264 / 24?
386
Divide: 9264 ÷ 24 = 386 because 24*386=9264.
division
7,330
geometry
easy
Find the area of a triangle with base 16 and height 66.
528
Area = 0.5*base*height = 0.5*16*66 = 528.
triangle_area
7,331
word_problems
easy
If you have 55 apples and you buy 11 more apples, how many apples do you have in total?
66
Add initial 55 plus bought 11: 55+11=66.
addition_word
7,332
arithmetic
easy
What is 435 + 585?
1020
Add the two numbers: 435 + 585 = 1020.
basic_operations
7,333
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
7,334
arithmetic
easy
What is 77 * 44?
3388
Multiply: 77 * 44 = 3388.
basic_operations
7,335
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
7,336
statistics
easy
What is the mean (average) of 40, 43, 5?
29.33
Mean = sum/count. Sum = 40+43+5=88. Count=3. Mean=88/3=29.33.
mean
7,337
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
7,338
algebra
easy
Solve for x: 5x + 36 = 66
6
Subtract 36 from both sides: 5x = 66-36=30. Then divide by 5: x = 30/5 = 6.
linear_equation
7,339
word_problems
easy
If you have 34 apples and you buy 44 more apples, how many apples do you have in total?
78
Add initial 34 plus bought 44: 34+44=78.
addition_word
7,340
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
7,341
percentages
easy
What is 100% of 544?
544
Calculate 100/100 * 544 = 1.0*544 = 544.
percentages
7,342
arithmetic
easy
What is 316 + 515?
831
Add the two numbers: 316 + 515 = 831.
basic_operations
7,343
algebra
easy
Solve for x: 2x - 32 = -26
3
Add 32 to both sides: 2x = -26+32=6. Then x = 6/2 = 3.
linear_equation
7,344
percentages
easy
What is 52% of 305?
158.6
Calculate 52/100 * 305 = 0.52*305 = 158.6.
percentages
7,345
number_theory
medium
What is the GCD (greatest common divisor) of 6 and 87?
3
Find greatest number dividing both 6 and 87. Divisors common, greatest is 3.
gcd
7,346
algebra
medium
Solve for x: x^2 + 10x + 21 = 0
x = -3, -7
Factor: (x - -3)(x - -7) = x^2 -(-10)x + 21 = 0. So x = -3 or -7. Check sum = -10, product = 21.
quadratic
7,347
percentages
easy
What is 33% of 136?
44.88
Calculate 33/100 * 136 = 0.33*136 = 44.88.
percentages
7,348
statistics
easy
What is the mean (average) of 99, 48, 57, 49?
63.25
Mean = sum/count. Sum = 99+48+57+49=253. Count=4. Mean=253/4=63.25.
mean
7,349
word_problems
easy
If you have 28 pencils and you buy 39 more pencils, how many pencils do you have in total?
67
Add initial 28 plus bought 39: 28+39=67.
addition_word
7,350
arithmetic
easy
What is 736 - 113?
623
Subtract: 736 - 113 = 623.
basic_operations
7,351
exponents
easy
What is 12^4?
20736
12^4 means multiply 12 by itself 4 times: 12*12*12*12 = 20736.
exponents
7,352
fractions
medium
What is 3/18 + 7/11? Give as simplified fraction.
53/66
Common denominator 18*11=198. 3/18=33/198, 7/11=126/198. Sum = 159/198 = 53/66 simplified.
fraction_operations
7,353
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
7,354
number_theory
medium
What is the GCD (greatest common divisor) of 29 and 11?
1
Find greatest number dividing both 29 and 11. Divisors common, greatest is 1.
gcd
7,355
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
7,356
statistics
easy
What is the mean (average) of 87, 83, 14?
61.33
Mean = sum/count. Sum = 87+83+14=184. Count=3. Mean=184/3=61.33.
mean
7,357
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
7,358
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
7,359
arithmetic
easy
What is 42240 / 88?
480
Divide: 42240 ÷ 88 = 480 because 88*480=42240.
division
7,360
calculus
medium
What is the derivative of 6x^8 with respect to x?
48x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^8] = 6*8*x^7 = 48x^7.
derivative
7,361
arithmetic
easy
What is 932 + 463?
1395
Add the two numbers: 932 + 463 = 1395.
basic_operations
7,362
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
7,363
arithmetic
easy
What is 63 * 30?
1890
Multiply: 63 * 30 = 1890.
basic_operations
7,364
algebra
easy
Solve for x: 6x - 38 = 64
17
Add 38 to both sides: 6x = 64+38=102. Then x = 102/6 = 17.
linear_equation
7,365
percentages
easy
What is 51% of 581?
296.31
Calculate 51/100 * 581 = 0.51*581 = 296.31.
percentages
7,366
arithmetic
easy
What is 806 + 330?
1136
Add the two numbers: 806 + 330 = 1136.
basic_operations
7,367
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
7,368
statistics
easy
What is the mean (average) of 99, 4, 46?
49.67
Mean = sum/count. Sum = 99+4+46=149. Count=3. Mean=149/3=49.67.
mean
7,369
algebra
easy
Solve for x: 19x + 15 = 167
8
Subtract 15 from both sides: 19x = 167-15=152. Then divide by 19: x = 152/19 = 8.
linear_equation
7,370
statistics
easy
What is the mean (average) of 57, 83, 38?
59.33
Mean = sum/count. Sum = 57+83+38=178. Count=3. Mean=178/3=59.33.
mean
7,371
number_theory
medium
What is the GCD (greatest common divisor) of 77 and 95?
1
Find greatest number dividing both 77 and 95. Divisors common, greatest is 1.
gcd
7,372
number_theory
medium
What is the LCM (least common multiple) of 26 and 8?
104
LCM = |26*8| / GCD(26,8). GCD=2, so LCM=208/2=104.
lcm
7,373
geometry
easy
Find the area of a circle with radius 4. Use pi=3.14159, round to 2 decimals.
50.27
Area = pi*r^2 = 3.14159*4^2 = 3.14159*16 = 50.27.
circle_area
7,374
arithmetic
easy
What is 829 + 182?
1011
Add the two numbers: 829 + 182 = 1011.
basic_operations
7,375
calculus
medium
What is the derivative of 9x^7 with respect to x?
63x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^7] = 9*7*x^6 = 63x^6.
derivative
7,376
percentages
easy
What is 72% of 507?
365.04
Calculate 72/100 * 507 = 0.72*507 = 365.04.
percentages
7,377
arithmetic
easy
What is 909 - 219?
690
Subtract: 909 - 219 = 690.
basic_operations
7,378
arithmetic
easy
What is 52 * 58?
3016
Multiply: 52 * 58 = 3016.
basic_operations
7,379
arithmetic
easy
What is 244 + 665 * 100? Remember order of operations.
66744
Order of operations (PEMDAS): first 665*100=66500, then 244+66500=66744.
basic_operations
7,380
fractions
medium
What is 9/15 - 15/13? Give as simplified fraction.
-36/65
Common denominator 195. Numerator 117-225=-108. So -108/195 simplifies to -36/65.
fraction_operations
7,381
arithmetic
easy
What is 550 + 729 * 93? Remember order of operations.
68347
Order of operations (PEMDAS): first 729*93=67797, then 550+67797=68347.
basic_operations
7,382
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
7,383
arithmetic
easy
What is 273 / 7?
39
Divide: 273 ÷ 7 = 39 because 7*39=273.
division
7,384
word_problems
easy
If you have 27 apples and you buy 5 more apples, how many apples do you have in total?
32
Add initial 27 plus bought 5: 27+5=32.
addition_word
7,385
roots
easy
What is the square root of 49?
7
Find number that when squared gives 49. 7*7=49, so sqrt(49)=7.
square_roots
7,386
percentages
easy
What is 32% of 288?
92.16
Calculate 32/100 * 288 = 0.32*288 = 92.16.
percentages
7,387
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
7,388
exponents
easy
What is 4^3?
64
4^3 means multiply 4 by itself 3 times: 4*4*4 = 64.
exponents
7,389
arithmetic
easy
What is 71 * 22?
1562
Multiply: 71 * 22 = 1562.
basic_operations
7,390
percentages
easy
What is 23% of 33?
7.59
Calculate 23/100 * 33 = 0.23*33 = 7.59.
percentages
7,391
fractions
medium
What is 3/14 * 17/5? Give as simplified fraction.
51/70
Multiply numerators: 3*17=51. Denominators: 14*5=70. Simplify by gcd 1 to get 51/70.
fraction_operations
7,392
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
7,393
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
7,394
arithmetic
easy
What is 86 + 88 * 73? Remember order of operations.
6510
Order of operations (PEMDAS): first 88*73=6424, then 86+6424=6510.
basic_operations
7,395
statistics
easy
What is the mean (average) of 95, 49, 77?
73.67
Mean = sum/count. Sum = 95+49+77=221. Count=3. Mean=221/3=73.67.
mean
7,396
arithmetic
easy
What is 91 * 40?
3640
Multiply: 91 * 40 = 3640.
basic_operations
7,397
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
7,398
algebra
medium
Solve for x: x^2 + 18x + 81 = 0
x = -9
Factor as (x - -9)^2 = 0, so root is -9 (double root). Sum of roots = -18, product = 81.
quadratic
7,399
arithmetic
easy
What is 363 - 133?
230
Subtract: 363 - 133 = 230.
basic_operations
7,400
arithmetic
easy
What is 3960 / 8?
495
Divide: 3960 ÷ 8 = 495 because 8*495=3960.
division