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
729,701
arithmetic
easy
What is 70 + 3 * 21? Remember order of operations.
133
Order of operations (PEMDAS): first 3*21=63, then 70+63=133.
basic_operations
729,702
arithmetic
easy
What is 1288 / 23?
56
Divide: 1288 ÷ 23 = 56 because 23*56=1288.
division
729,703
statistics
easy
What is the mean (average) of 47, 13, 83, 59?
50.5
Mean = sum/count. Sum = 47+13+83+59=202. Count=4. Mean=202/4=50.5.
mean
729,704
arithmetic
easy
What is 553 - 386?
167
Subtract: 553 - 386 = 167.
basic_operations
729,705
word_problems
easy
If you have 28 books and you buy 3 more books, how many books do you have in total?
31
Add initial 28 plus bought 3: 28+3=31.
addition_word
729,706
number_theory
medium
What is the LCM (least common multiple) of 89 and 56?
4984
LCM = |89*56| / GCD(89,56). GCD=1, so LCM=4984/1=4984.
lcm
729,707
exponents
easy
What is 9^2?
81
9^2 means multiply 9 by itself 2 times: 9*9 = 81.
exponents
729,708
geometry
easy
Find the area of a rectangle with length 45 and width 40.
1800
Area = length * width = 45*40 = 1800.
rectangle_area
729,709
roots
easy
What is the square root of 2025?
45
Find number that when squared gives 2025. 45*45=2025, so sqrt(2025)=45.
square_roots
729,710
fractions
medium
What is 2/7 * 2/9? Give as simplified fraction.
4/63
Multiply numerators: 2*2=4. Denominators: 7*9=63. Simplify by gcd 1 to get 4/63.
fraction_operations
729,711
arithmetic
easy
What is 15089 / 79?
191
Divide: 15089 ÷ 79 = 191 because 79*191=15089.
division
729,712
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
729,713
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
729,714
number_theory
medium
What is the LCM (least common multiple) of 39 and 75?
975
LCM = |39*75| / GCD(39,75). GCD=3, so LCM=2925/3=975.
lcm
729,715
roots
easy
What is the square root of 900?
30
Find number that when squared gives 900. 30*30=900, so sqrt(900)=30.
square_roots
729,716
arithmetic
easy
What is 918 + 139 * 13? Remember order of operations.
2725
Order of operations (PEMDAS): first 139*13=1807, then 918+1807=2725.
basic_operations
729,717
arithmetic
easy
What is 26602 divided by 84? Give answer to 2 decimal places.
316.69
Calculate 26602/ 84 = 316.6905, rounded to 2 decimals is 316.69.
division
729,718
arithmetic
easy
What is 532 + 881 * 40? Remember order of operations.
35772
Order of operations (PEMDAS): first 881*40=35240, then 532+35240=35772.
basic_operations
729,719
arithmetic
easy
What is 11715 / 71?
165
Divide: 11715 ÷ 71 = 165 because 71*165=11715.
division
729,720
arithmetic
easy
What is 12 * 70?
840
Multiply: 12 * 70 = 840.
basic_operations
729,721
arithmetic
easy
What is 207 + 216 * 58? Remember order of operations.
12735
Order of operations (PEMDAS): first 216*58=12528, then 207+12528=12735.
basic_operations
729,722
geometry
easy
Find the area of a rectangle with length 78 and width 42.
3276
Area = length * width = 78*42 = 3276.
rectangle_area
729,723
algebra
easy
Solve for x: 17x + 4 = -132
-8
Subtract 4 from both sides: 17x = -132-4=-136. Then divide by 17: x = -136/17 = -8.
linear_equation
729,724
statistics
easy
What is the mean (average) of 78, 86, 91, 34, 79?
73.6
Mean = sum/count. Sum = 78+86+91+34+79=368. Count=5. Mean=368/5=73.6.
mean
729,725
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
729,726
geometry
easy
Find the area of a triangle with base 17 and height 47.
399.5
Area = 0.5*base*height = 0.5*17*47 = 399.5.
triangle_area
729,727
calculus
medium
What is the derivative of 4x^7 with respect to x?
28x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^7] = 4*7*x^6 = 28x^6.
derivative
729,728
algebra
easy
Solve for x: 20x + 3 = 63
3
Subtract 3 from both sides: 20x = 63-3=60. Then divide by 20: x = 60/20 = 3.
linear_equation
729,729
percentages
easy
What is 75% of 148?
111
Calculate 75/100 * 148 = 0.75*148 = 111.
percentages
729,730
arithmetic
easy
What is 21186 divided by 65? Give answer to 2 decimal places.
325.94
Calculate 21186/ 65 = 325.9385, rounded to 2 decimals is 325.94.
division
729,731
exponents
easy
What is 9^2?
81
9^2 means multiply 9 by itself 2 times: 9*9 = 81.
exponents
729,732
geometry
easy
Find the area of a triangle with base 64 and height 3.
96
Area = 0.5*base*height = 0.5*64*3 = 96.
triangle_area
729,733
arithmetic
easy
What is 1150 / 50?
23
Divide: 1150 ÷ 50 = 23 because 50*23=1150.
division
729,734
fractions
medium
What is 10/16 * 11/9? Give as simplified fraction.
55/72
Multiply numerators: 10*11=110. Denominators: 16*9=144. Simplify by gcd 2 to get 55/72.
fraction_operations
729,735
arithmetic
easy
What is 72 + 28 * 91? Remember order of operations.
2620
Order of operations (PEMDAS): first 28*91=2548, then 72+2548=2620.
basic_operations
729,736
exponents
easy
What is 10^2?
100
10^2 means multiply 10 by itself 2 times: 10*10 = 100.
exponents
729,737
word_problems
easy
If you have 9 candies and you buy 39 more candies, how many candies do you have in total?
48
Add initial 9 plus bought 39: 9+39=48.
addition_word
729,738
statistics
easy
What is the mean (average) of 41, 100, 69, 14, 33?
51.4
Mean = sum/count. Sum = 41+100+69+14+33=257. Count=5. Mean=257/5=51.4.
mean
729,739
algebra
easy
Solve for x: 15x - 22 = -67
-3
Add 22 to both sides: 15x = -67+22=-45. Then x = -45/15 = -3.
linear_equation
729,740
arithmetic
easy
What is 910 - 170?
740
Subtract: 910 - 170 = 740.
basic_operations
729,741
arithmetic
easy
What is 39 * 99?
3861
Multiply: 39 * 99 = 3861.
basic_operations
729,742
arithmetic
easy
What is 11088 / 63?
176
Divide: 11088 ÷ 63 = 176 because 63*176=11088.
division
729,743
geometry
easy
Find the area of a triangle with base 90 and height 13.
585
Area = 0.5*base*height = 0.5*90*13 = 585.
triangle_area
729,744
arithmetic
easy
What is 57 * 17?
969
Multiply: 57 * 17 = 969.
basic_operations
729,745
arithmetic
easy
What is 11340 / 60?
189
Divide: 11340 ÷ 60 = 189 because 60*189=11340.
division
729,746
word_problems
easy
If you have 38 pencils and you buy 24 more pencils, how many pencils do you have in total?
62
Add initial 38 plus bought 24: 38+24=62.
addition_word
729,747
arithmetic
easy
What is 19 + 88 * 56? Remember order of operations.
4947
Order of operations (PEMDAS): first 88*56=4928, then 19+4928=4947.
basic_operations
729,748
algebra
medium
Solve for x: x^2 - 3x - 10 = 0
x = -2, 5
Factor: (x - -2)(x - 5) = x^2 -(3)x + -10 = 0. So x = -2 or 5. Check sum = 3, product = -10.
quadratic
729,749
fractions
medium
What is 12/15 + 5/18? Give as simplified fraction.
97/90
Common denominator 15*18=270. 12/15=216/270, 5/18=75/270. Sum = 291/270 = 97/90 simplified.
fraction_operations
729,750
algebra
easy
Solve for x: 2x - 10 = -38
-14
Add 10 to both sides: 2x = -38+10=-28. Then x = -28/2 = -14.
linear_equation
729,751
algebra
easy
Solve for x: 1x - 49 = -56
-7
Add 49 to both sides: 1x = -56+49=-7. Then x = -7/1 = -7.
linear_equation
729,752
arithmetic
easy
What is 28710 / 58?
495
Divide: 28710 ÷ 58 = 495 because 58*495=28710.
division
729,753
arithmetic
easy
What is 666 - 531?
135
Subtract: 666 - 531 = 135.
basic_operations
729,754
statistics
easy
What is the mean (average) of 10, 61, 88?
53
Mean = sum/count. Sum = 10+61+88=159. Count=3. Mean=159/3=53.0.
mean
729,755
statistics
easy
What is the mean (average) of 89, 17, 71?
59
Mean = sum/count. Sum = 89+17+71=177. Count=3. Mean=177/3=59.0.
mean
729,756
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
729,757
word_problems
easy
If you have 51 books and you buy 31 more books, how many books do you have in total?
82
Add initial 51 plus bought 31: 51+31=82.
addition_word
729,758
arithmetic
easy
What is 40 + 4 * 31? Remember order of operations.
164
Order of operations (PEMDAS): first 4*31=124, then 40+124=164.
basic_operations
729,759
algebra
easy
Solve for x: 19x - 31 = -316
-15
Add 31 to both sides: 19x = -316+31=-285. Then x = -285/19 = -15.
linear_equation
729,760
algebra
easy
Solve for x: 19x + 8 = -353
-19
Subtract 8 from both sides: 19x = -353-8=-361. Then divide by 19: x = -361/19 = -19.
linear_equation
729,761
geometry
easy
Find the area of a rectangle with length 7 and width 96.
672
Area = length * width = 7*96 = 672.
rectangle_area
729,762
algebra
medium
Solve for x: x^2 - 2x = 0
x = 0, 2
Factor: (x - 0)(x - 2) = x^2 -(2)x + 0 = 0. So x = 0 or 2. Check sum = 2, product = 0.
quadratic
729,763
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
729,764
geometry
easy
Find the area of a triangle with base 30 and height 53.
795
Area = 0.5*base*height = 0.5*30*53 = 795.
triangle_area
729,765
algebra
easy
Solve for x: 18x - 19 = -217
-11
Add 19 to both sides: 18x = -217+19=-198. Then x = -198/18 = -11.
linear_equation
729,766
calculus
medium
What is the derivative of 7x^6 with respect to x?
42x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^6] = 7*6*x^5 = 42x^5.
derivative
729,767
arithmetic
easy
What is 12540 / 38?
330
Divide: 12540 ÷ 38 = 330 because 38*330=12540.
division
729,768
percentages
easy
What is 55% of 772?
424.6
Calculate 55/100 * 772 = 0.55*772 = 424.6.
percentages
729,769
percentages
easy
What is 9% of 23?
2.07
Calculate 9/100 * 23 = 0.09*23 = 2.07.
percentages
729,770
geometry
easy
Find the perimeter of a rectangle with length 77 and width 22.
198
Perimeter = 2*(length+width) = 2*(77+22) = 2*99 = 198.
rectangle_perim
729,771
statistics
easy
What is the mean (average) of 29, 41, 98?
56
Mean = sum/count. Sum = 29+41+98=168. Count=3. Mean=168/3=56.0.
mean
729,772
percentages
easy
What is 62% of 719?
445.78
Calculate 62/100 * 719 = 0.62*719 = 445.78.
percentages
729,773
geometry
easy
Find the perimeter of a rectangle with length 27 and width 14.
82
Perimeter = 2*(length+width) = 2*(27+14) = 2*41 = 82.
rectangle_perim
729,774
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
729,775
exponents
easy
What is 11^3?
1331
11^3 means multiply 11 by itself 3 times: 11*11*11 = 1331.
exponents
729,776
fractions
medium
What is 1/10 - 8/11? Give as simplified fraction.
-69/110
Common denominator 110. Numerator 11-80=-69. So -69/110 simplifies to -69/110.
fraction_operations
729,777
calculus
medium
What is the derivative of 1x^2 with respect to x?
2x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^2] = 1*2*x^1 = 2x.
derivative
729,778
algebra
easy
Solve for x: 18x + 35 = 161
7
Subtract 35 from both sides: 18x = 161-35=126. Then divide by 18: x = 126/18 = 7.
linear_equation
729,779
word_problems
easy
If you have 18 dollars and you buy 36 more dollars, how many dollars do you have in total?
54
Add initial 18 plus bought 36: 18+36=54.
addition_word
729,780
statistics
easy
What is the mean (average) of 17, 8, 6, 55, 5?
18.2
Mean = sum/count. Sum = 17+8+6+55+5=91. Count=5. Mean=91/5=18.2.
mean
729,781
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
729,782
arithmetic
easy
What is 864 + 453 * 74? Remember order of operations.
34386
Order of operations (PEMDAS): first 453*74=33522, then 864+33522=34386.
basic_operations
729,783
word_problems
easy
If you have 82 candies and you buy 37 more candies, how many candies do you have in total?
119
Add initial 82 plus bought 37: 82+37=119.
addition_word
729,784
arithmetic
easy
What is 7473 / 53?
141
Divide: 7473 ÷ 53 = 141 because 53*141=7473.
division
729,785
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
729,786
arithmetic
easy
What is 630 + 598?
1228
Add the two numbers: 630 + 598 = 1228.
basic_operations
729,787
number_theory
medium
What is the LCM (least common multiple) of 15 and 62?
930
LCM = |15*62| / GCD(15,62). GCD=1, so LCM=930/1=930.
lcm
729,788
arithmetic
easy
What is 933 divided by 12? Give answer to 2 decimal places.
77.75
Calculate 933/ 12 = 77.7500, rounded to 2 decimals is 77.75.
division
729,789
arithmetic
easy
What is 202 + 50 * 81? Remember order of operations.
4252
Order of operations (PEMDAS): first 50*81=4050, then 202+4050=4252.
basic_operations
729,790
algebra
medium
Solve for x: x^2 + 12x + 35 = 0
x = -5, -7
Factor: (x - -5)(x - -7) = x^2 -(-12)x + 35 = 0. So x = -5 or -7. Check sum = -12, product = 35.
quadratic
729,791
arithmetic
easy
What is 20 + 62 * 12? Remember order of operations.
764
Order of operations (PEMDAS): first 62*12=744, then 20+744=764.
basic_operations
729,792
arithmetic
easy
What is 10244 divided by 90? Give answer to 2 decimal places.
113.82
Calculate 10244/ 90 = 113.8222, rounded to 2 decimals is 113.82.
division
729,793
word_problems
easy
If you have 52 candies and you buy 3 more candies, how many candies do you have in total?
55
Add initial 52 plus bought 3: 52+3=55.
addition_word
729,794
arithmetic
easy
What is 862 - 240?
622
Subtract: 862 - 240 = 622.
basic_operations
729,795
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
729,796
word_problems
easy
If you have 80 apples and you buy 18 more apples, how many apples do you have in total?
98
Add initial 80 plus bought 18: 80+18=98.
addition_word
729,797
word_problems
easy
If you have 73 apples and you buy 18 more apples, how many apples do you have in total?
91
Add initial 73 plus bought 18: 73+18=91.
addition_word
729,798
percentages
easy
What is 25% of 971?
242.75
Calculate 25/100 * 971 = 0.25*971 = 242.75.
percentages
729,799
geometry
easy
Find the area of a circle with radius 29. Use pi=3.14159, round to 2 decimals.
2642.08
Area = pi*r^2 = 3.14159*29^2 = 3.14159*841 = 2642.08.
circle_area
729,800
geometry
easy
Find the perimeter of a rectangle with length 34 and width 50.
168
Perimeter = 2*(length+width) = 2*(34+50) = 2*84 = 168.
rectangle_perim