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
3,201
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
3,202
geometry
easy
Find the area of a rectangle with length 35 and width 63.
2205
Area = length * width = 35*63 = 2205.
rectangle_area
3,203
percentages
easy
What is 44% of 652?
286.88
Calculate 44/100 * 652 = 0.44*652 = 286.88.
percentages
3,204
arithmetic
easy
What is 316 + 459?
775
Add the two numbers: 316 + 459 = 775.
basic_operations
3,205
algebra
medium
Solve for x: x^2 - 3x - 28 = 0
x = 7, -4
Factor: (x - 7)(x - -4) = x^2 -(3)x + -28 = 0. So x = 7 or -4. Check sum = 3, product = -28.
quadratic
3,206
arithmetic
easy
What is 25040 / 80?
313
Divide: 25040 ÷ 80 = 313 because 80*313=25040.
division
3,207
arithmetic
easy
What is 974 + 740 * 3? Remember order of operations.
3194
Order of operations (PEMDAS): first 740*3=2220, then 974+2220=3194.
basic_operations
3,208
roots
easy
What is the square root of 529?
23
Find number that when squared gives 529. 23*23=529, so sqrt(529)=23.
square_roots
3,209
arithmetic
easy
What is 671 + 51?
722
Add the two numbers: 671 + 51 = 722.
basic_operations
3,210
fractions
medium
What is 6/19 - 13/9? Give as simplified fraction.
-193/171
Common denominator 171. Numerator 54-247=-193. So -193/171 simplifies to -193/171.
fraction_operations
3,211
algebra
medium
Solve for x: x^2 - 1x = 0
x = 1, 0
Factor: (x - 1)(x - 0) = x^2 -(1)x + 0 = 0. So x = 1 or 0. Check sum = 1, product = 0.
quadratic
3,212
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
3,213
percentages
easy
What is 2% of 37?
0.74
Calculate 2/100 * 37 = 0.02*37 = 0.74.
percentages
3,214
arithmetic
easy
What is 774 + 963?
1737
Add the two numbers: 774 + 963 = 1737.
basic_operations
3,215
statistics
easy
What is the mean (average) of 21, 37, 39?
32.33
Mean = sum/count. Sum = 21+37+39=97. Count=3. Mean=97/3=32.33.
mean
3,216
arithmetic
easy
What is 32 + 5 * 99? Remember order of operations.
527
Order of operations (PEMDAS): first 5*99=495, then 32+495=527.
basic_operations
3,217
arithmetic
easy
What is 16800 / 50?
336
Divide: 16800 ÷ 50 = 336 because 50*336=16800.
division
3,218
geometry
easy
Find the area of a rectangle with length 10 and width 10.
100
Area = length * width = 10*10 = 100.
rectangle_area
3,219
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
3,220
arithmetic
easy
What is 20 * 13?
260
Multiply: 20 * 13 = 260.
basic_operations
3,221
calculus
medium
What is the derivative of 10x^3 with respect to x?
30x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^3] = 10*3*x^2 = 30x^2.
derivative
3,222
exponents
easy
What is 7^5?
16807
7^5 means multiply 7 by itself 5 times: 7*7*7*7*7 = 16807.
exponents
3,223
arithmetic
easy
What is 310 + 281 * 59? Remember order of operations.
16889
Order of operations (PEMDAS): first 281*59=16579, then 310+16579=16889.
basic_operations
3,224
statistics
easy
What is the mean (average) of 38, 55, 12, 29?
33.5
Mean = sum/count. Sum = 38+55+12+29=134. Count=4. Mean=134/4=33.5.
mean
3,225
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
3,226
geometry
easy
Find the circumference of a circle with radius 19. Use pi=3.14159, round to 2 decimals.
119.38
Circumference = 2*pi*r = 2*3.14159*19 = 119.38.
circle_circum
3,227
percentages
easy
What is 49% of 18?
8.82
Calculate 49/100 * 18 = 0.49*18 = 8.82.
percentages
3,228
statistics
easy
What is the mean (average) of 51, 48, 98, 70, 92?
71.8
Mean = sum/count. Sum = 51+48+98+70+92=359. Count=5. Mean=359/5=71.8.
mean
3,229
arithmetic
easy
What is 6785 / 59?
115
Divide: 6785 ÷ 59 = 115 because 59*115=6785.
division
3,230
calculus
medium
What is the derivative of 4x^8 with respect to x?
32x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^8] = 4*8*x^7 = 32x^7.
derivative
3,231
word_problems
easy
If you have 52 pencils and you buy 31 more pencils, how many pencils do you have in total?
83
Add initial 52 plus bought 31: 52+31=83.
addition_word
3,232
arithmetic
easy
What is 13440 / 84?
160
Divide: 13440 ÷ 84 = 160 because 84*160=13440.
division
3,233
arithmetic
easy
What is 98 + 575?
673
Add the two numbers: 98 + 575 = 673.
basic_operations
3,234
statistics
easy
What is the mean (average) of 32, 11, 19, 52, 79?
38.6
Mean = sum/count. Sum = 32+11+19+52+79=193. Count=5. Mean=193/5=38.6.
mean
3,235
statistics
easy
What is the mean (average) of 93, 73, 98, 30, 8?
60.4
Mean = sum/count. Sum = 93+73+98+30+8=302. Count=5. Mean=302/5=60.4.
mean
3,236
statistics
easy
What is the mean (average) of 53, 40, 95, 44?
58
Mean = sum/count. Sum = 53+40+95+44=232. Count=4. Mean=232/4=58.0.
mean
3,237
algebra
easy
Solve for x: 2x - 9 = 23
16
Add 9 to both sides: 2x = 23+9=32. Then x = 32/2 = 16.
linear_equation
3,238
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
3,239
arithmetic
easy
What is 63 * 70?
4410
Multiply: 63 * 70 = 4410.
basic_operations
3,240
percentages
easy
What is 42% of 473?
198.66
Calculate 42/100 * 473 = 0.42*473 = 198.66.
percentages
3,241
statistics
easy
What is the mean (average) of 72, 95, 94, 11, 14?
57.2
Mean = sum/count. Sum = 72+95+94+11+14=286. Count=5. Mean=286/5=57.2.
mean
3,242
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
3,243
arithmetic
easy
What is 385 + 131 * 97? Remember order of operations.
13092
Order of operations (PEMDAS): first 131*97=12707, then 385+12707=13092.
basic_operations
3,244
arithmetic
easy
What is 2346 / 23?
102
Divide: 2346 ÷ 23 = 102 because 23*102=2346.
division
3,245
arithmetic
easy
What is 907 + 435?
1342
Add the two numbers: 907 + 435 = 1342.
basic_operations
3,246
statistics
easy
What is the mean (average) of 96, 71, 54?
73.67
Mean = sum/count. Sum = 96+71+54=221. Count=3. Mean=221/3=73.67.
mean
3,247
calculus
medium
What is the derivative of 5x^2 with respect to x?
10x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^2] = 5*2*x^1 = 10x.
derivative
3,248
arithmetic
easy
What is 8607 / 57?
151
Divide: 8607 ÷ 57 = 151 because 57*151=8607.
division
3,249
roots
easy
What is the square root of 1600?
40
Find number that when squared gives 1600. 40*40=1600, so sqrt(1600)=40.
square_roots
3,250
number_theory
medium
What is the GCD (greatest common divisor) of 73 and 84?
1
Find greatest number dividing both 73 and 84. Divisors common, greatest is 1.
gcd
3,251
algebra
easy
Solve for x: 10x + 16 = -54
-7
Subtract 16 from both sides: 10x = -54-16=-70. Then divide by 10: x = -70/10 = -7.
linear_equation
3,252
number_theory
medium
What is the LCM (least common multiple) of 67 and 78?
5226
LCM = |67*78| / GCD(67,78). GCD=1, so LCM=5226/1=5226.
lcm
3,253
statistics
easy
What is the mean (average) of 27, 43, 96, 93?
64.75
Mean = sum/count. Sum = 27+43+96+93=259. Count=4. Mean=259/4=64.75.
mean
3,254
algebra
easy
Solve for x: 6x + 17 = 77
10
Subtract 17 from both sides: 6x = 77-17=60. Then divide by 6: x = 60/6 = 10.
linear_equation
3,255
arithmetic
easy
What is 326 + 427?
753
Add the two numbers: 326 + 427 = 753.
basic_operations
3,256
arithmetic
easy
What is 320 + 719?
1039
Add the two numbers: 320 + 719 = 1039.
basic_operations
3,257
word_problems
easy
If you have 47 apples and you buy 7 more apples, how many apples do you have in total?
54
Add initial 47 plus bought 7: 47+7=54.
addition_word
3,258
word_problems
easy
If you have 81 apples and you buy 11 more apples, how many apples do you have in total?
92
Add initial 81 plus bought 11: 81+11=92.
addition_word
3,259
number_theory
medium
What is the GCD (greatest common divisor) of 82 and 72?
2
Find greatest number dividing both 82 and 72. Divisors common, greatest is 2.
gcd
3,260
number_theory
medium
What is the GCD (greatest common divisor) of 81 and 2?
1
Find greatest number dividing both 81 and 2. Divisors common, greatest is 1.
gcd
3,261
geometry
easy
Find the area of a circle with radius 28. Use pi=3.14159, round to 2 decimals.
2463.01
Area = pi*r^2 = 3.14159*28^2 = 3.14159*784 = 2463.01.
circle_area
3,262
exponents
easy
What is 7^5?
16807
7^5 means multiply 7 by itself 5 times: 7*7*7*7*7 = 16807.
exponents
3,263
geometry
easy
Find the area of a triangle with base 70 and height 83.
2905
Area = 0.5*base*height = 0.5*70*83 = 2905.
triangle_area
3,264
fractions
medium
What is 3/20 * 5/5? Give as simplified fraction.
3/20
Multiply numerators: 3*5=15. Denominators: 20*5=100. Simplify by gcd 5 to get 3/20.
fraction_operations
3,265
fractions
medium
What is 9/7 + 9/20? Give as simplified fraction.
243/140
Common denominator 7*20=140. 9/7=180/140, 9/20=63/140. Sum = 243/140 = 243/140 simplified.
fraction_operations
3,266
algebra
easy
Solve for x: 17x + 25 = 93
4
Subtract 25 from both sides: 17x = 93-25=68. Then divide by 17: x = 68/17 = 4.
linear_equation
3,267
roots
easy
What is the square root of 1369?
37
Find number that when squared gives 1369. 37*37=1369, so sqrt(1369)=37.
square_roots
3,268
geometry
easy
Find the area of a triangle with base 86 and height 61.
2623
Area = 0.5*base*height = 0.5*86*61 = 2623.
triangle_area
3,269
fractions
medium
What is 6/2 + 8/8? Give as simplified fraction.
4
Common denominator 2*8=16. 6/2=48/16, 8/8=16/16. Sum = 64/16 = 4 simplified.
fraction_operations
3,270
algebra
easy
Solve for x: 5x - 29 = 21
10
Add 29 to both sides: 5x = 21+29=50. Then x = 50/5 = 10.
linear_equation
3,271
arithmetic
easy
What is 332 + 80?
412
Add the two numbers: 332 + 80 = 412.
basic_operations
3,272
word_problems
easy
If you have 59 candies and you buy 43 more candies, how many candies do you have in total?
102
Add initial 59 plus bought 43: 59+43=102.
addition_word
3,273
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
3,274
arithmetic
easy
What is 9197 divided by 32? Give answer to 2 decimal places.
287.41
Calculate 9197/ 32 = 287.4062, rounded to 2 decimals is 287.41.
division
3,275
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
3,276
number_theory
medium
What is the LCM (least common multiple) of 40 and 67?
2680
LCM = |40*67| / GCD(40,67). GCD=1, so LCM=2680/1=2680.
lcm
3,277
arithmetic
easy
What is 905 + 620?
1525
Add the two numbers: 905 + 620 = 1525.
basic_operations
3,278
geometry
easy
Find the perimeter of a rectangle with length 56 and width 72.
256
Perimeter = 2*(length+width) = 2*(56+72) = 2*128 = 256.
rectangle_perim
3,279
word_problems
easy
If you have 67 dollars and you buy 45 more dollars, how many dollars do you have in total?
112
Add initial 67 plus bought 45: 67+45=112.
addition_word
3,280
arithmetic
easy
What is 33653 / 73?
461
Divide: 33653 ÷ 73 = 461 because 73*461=33653.
division
3,281
algebra
medium
Solve for x: x^2 + 9x - 10 = 0
x = -10, 1
Factor: (x - -10)(x - 1) = x^2 -(-9)x + -10 = 0. So x = -10 or 1. Check sum = -9, product = -10.
quadratic
3,282
word_problems
easy
If you have 90 candies and you buy 23 more candies, how many candies do you have in total?
113
Add initial 90 plus bought 23: 90+23=113.
addition_word
3,283
fractions
medium
What is 20/19 - 7/14? Give as simplified fraction.
21/38
Common denominator 266. Numerator 280-133=147. So 147/266 simplifies to 21/38.
fraction_operations
3,284
algebra
medium
Solve for x: x^2 + 14x + 40 = 0
x = -10, -4
Factor: (x - -10)(x - -4) = x^2 -(-14)x + 40 = 0. So x = -10 or -4. Check sum = -14, product = 40.
quadratic
3,285
word_problems
easy
If you have 51 books and you buy 34 more books, how many books do you have in total?
85
Add initial 51 plus bought 34: 51+34=85.
addition_word
3,286
arithmetic
easy
What is 601 + 318?
919
Add the two numbers: 601 + 318 = 919.
basic_operations
3,287
geometry
easy
Find the area of a triangle with base 2 and height 78.
78
Area = 0.5*base*height = 0.5*2*78 = 78.
triangle_area
3,288
geometry
easy
Find the area of a rectangle with length 83 and width 36.
2988
Area = length * width = 83*36 = 2988.
rectangle_area
3,289
statistics
easy
What is the mean (average) of 6, 90, 91, 33?
55
Mean = sum/count. Sum = 6+90+91+33=220. Count=4. Mean=220/4=55.0.
mean
3,290
geometry
easy
Find the area of a rectangle with length 74 and width 4.
296
Area = length * width = 74*4 = 296.
rectangle_area
3,291
statistics
easy
What is the mean (average) of 81, 59, 63, 23, 61?
57.4
Mean = sum/count. Sum = 81+59+63+23+61=287. Count=5. Mean=287/5=57.4.
mean
3,292
arithmetic
easy
What is 1140 / 6?
190
Divide: 1140 ÷ 6 = 190 because 6*190=1140.
division
3,293
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
3,294
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
3,295
arithmetic
easy
What is 2052 / 9?
228
Divide: 2052 ÷ 9 = 228 because 9*228=2052.
division
3,296
arithmetic
easy
What is 10153 / 71?
143
Divide: 10153 ÷ 71 = 143 because 71*143=10153.
division
3,297
roots
easy
What is the square root of 1936?
44
Find number that when squared gives 1936. 44*44=1936, so sqrt(1936)=44.
square_roots
3,298
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
3,299
algebra
medium
Solve for x: x^2 - 9x + 8 = 0
x = 8, 1
Factor: (x - 8)(x - 1) = x^2 -(9)x + 8 = 0. So x = 8 or 1. Check sum = 9, product = 8.
quadratic
3,300
arithmetic
easy
What is 964 - 681?
283
Subtract: 964 - 681 = 283.
basic_operations