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
4,701
exponents
easy
What is 12^2?
144
12^2 means multiply 12 by itself 2 times: 12*12 = 144.
exponents
4,702
arithmetic
easy
What is 949 - 853?
96
Subtract: 949 - 853 = 96.
basic_operations
4,703
algebra
medium
Solve for x: x^2 + 13x + 36 = 0
x = -9, -4
Factor: (x - -9)(x - -4) = x^2 -(-13)x + 36 = 0. So x = -9 or -4. Check sum = -13, product = 36.
quadratic
4,704
roots
easy
What is the square root of 1444?
38
Find number that when squared gives 1444. 38*38=1444, so sqrt(1444)=38.
square_roots
4,705
percentages
easy
What is 35% of 813?
284.55
Calculate 35/100 * 813 = 0.35*813 = 284.55.
percentages
4,706
arithmetic
easy
What is 89 + 859?
948
Add the two numbers: 89 + 859 = 948.
basic_operations
4,707
arithmetic
easy
What is 334 + 301?
635
Add the two numbers: 334 + 301 = 635.
basic_operations
4,708
roots
easy
What is the square root of 169?
13
Find number that when squared gives 169. 13*13=169, so sqrt(169)=13.
square_roots
4,709
arithmetic
easy
What is 10846 / 29?
374
Divide: 10846 ÷ 29 = 374 because 29*374=10846.
division
4,710
fractions
medium
What is 14/17 + 17/5? Give as simplified fraction.
359/85
Common denominator 17*5=85. 14/17=70/85, 17/5=289/85. Sum = 359/85 = 359/85 simplified.
fraction_operations
4,711
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
4,712
roots
easy
What is the square root of 9?
3
Find number that when squared gives 9. 3*3=9, so sqrt(9)=3.
square_roots
4,713
arithmetic
easy
What is 983 + 636?
1619
Add the two numbers: 983 + 636 = 1619.
basic_operations
4,714
arithmetic
easy
What is 18506 / 38?
487
Divide: 18506 ÷ 38 = 487 because 38*487=18506.
division
4,715
number_theory
medium
What is the LCM (least common multiple) of 23 and 59?
1357
LCM = |23*59| / GCD(23,59). GCD=1, so LCM=1357/1=1357.
lcm
4,716
arithmetic
easy
What is 27641 divided by 91? Give answer to 2 decimal places.
303.75
Calculate 27641/ 91 = 303.7473, rounded to 2 decimals is 303.75.
division
4,717
arithmetic
easy
What is 751 + 620 * 17? Remember order of operations.
11291
Order of operations (PEMDAS): first 620*17=10540, then 751+10540=11291.
basic_operations
4,718
number_theory
medium
What is the LCM (least common multiple) of 17 and 31?
527
LCM = |17*31| / GCD(17,31). GCD=1, so LCM=527/1=527.
lcm
4,719
calculus
medium
What is the derivative of 3x^3 with respect to x?
9x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^3] = 3*3*x^2 = 9x^2.
derivative
4,720
roots
easy
What is the square root of 1296?
36
Find number that when squared gives 1296. 36*36=1296, so sqrt(1296)=36.
square_roots
4,721
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
4,722
arithmetic
easy
What is 65 * 54?
3510
Multiply: 65 * 54 = 3510.
basic_operations
4,723
word_problems
easy
If you have 73 dollars and you buy 29 more dollars, how many dollars do you have in total?
102
Add initial 73 plus bought 29: 73+29=102.
addition_word
4,724
exponents
easy
What is 4^3?
64
4^3 means multiply 4 by itself 3 times: 4*4*4 = 64.
exponents
4,725
statistics
easy
What is the mean (average) of 44, 66, 44, 95, 86?
67
Mean = sum/count. Sum = 44+66+44+95+86=335. Count=5. Mean=335/5=67.0.
mean
4,726
geometry
easy
Find the area of a triangle with base 81 and height 44.
1782
Area = 0.5*base*height = 0.5*81*44 = 1782.
triangle_area
4,727
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
4,728
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
4,729
exponents
easy
What is 4^3?
64
4^3 means multiply 4 by itself 3 times: 4*4*4 = 64.
exponents
4,730
exponents
easy
What is 11^2?
121
11^2 means multiply 11 by itself 2 times: 11*11 = 121.
exponents
4,731
arithmetic
easy
What is 832 + 710 * 55? Remember order of operations.
39882
Order of operations (PEMDAS): first 710*55=39050, then 832+39050=39882.
basic_operations
4,732
arithmetic
easy
What is 904 + 41?
945
Add the two numbers: 904 + 41 = 945.
basic_operations
4,733
number_theory
medium
What is the GCD (greatest common divisor) of 82 and 30?
2
Find greatest number dividing both 82 and 30. Divisors common, greatest is 2.
gcd
4,734
arithmetic
easy
What is 15 * 42?
630
Multiply: 15 * 42 = 630.
basic_operations
4,735
arithmetic
easy
What is 214 - 6?
208
Subtract: 214 - 6 = 208.
basic_operations
4,736
fractions
medium
What is 14/19 - 6/5? Give as simplified fraction.
-44/95
Common denominator 95. Numerator 70-114=-44. So -44/95 simplifies to -44/95.
fraction_operations
4,737
exponents
easy
What is 6^5?
7776
6^5 means multiply 6 by itself 5 times: 6*6*6*6*6 = 7776.
exponents
4,738
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
4,739
statistics
easy
What is the mean (average) of 64, 89, 29?
60.67
Mean = sum/count. Sum = 64+89+29=182. Count=3. Mean=182/3=60.67.
mean
4,740
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
4,741
word_problems
easy
If you have 97 candies and you buy 19 more candies, how many candies do you have in total?
116
Add initial 97 plus bought 19: 97+19=116.
addition_word
4,742
algebra
easy
Solve for x: 1x - 34 = -31
3
Add 34 to both sides: 1x = -31+34=3. Then x = 3/1 = 3.
linear_equation
4,743
algebra
medium
Solve for x: x^2 - 1 = 0
x = 1, -1
Factor: (x - 1)(x - -1) = x^2 -(0)x + -1 = 0. So x = 1 or -1. Check sum = 0, product = -1.
quadratic
4,744
fractions
medium
What is 3/18 * 7/7? Give as simplified fraction.
1/6
Multiply numerators: 3*7=21. Denominators: 18*7=126. Simplify by gcd 21 to get 1/6.
fraction_operations
4,745
arithmetic
easy
What is 6624 / 96?
69
Divide: 6624 ÷ 96 = 69 because 96*69=6624.
division
4,746
algebra
easy
Solve for x: 7x + 27 = -50
-11
Subtract 27 from both sides: 7x = -50-27=-77. Then divide by 7: x = -77/7 = -11.
linear_equation
4,747
arithmetic
easy
What is 642 + 313 * 80? Remember order of operations.
25682
Order of operations (PEMDAS): first 313*80=25040, then 642+25040=25682.
basic_operations
4,748
arithmetic
easy
What is 907 + 93?
1000
Add the two numbers: 907 + 93 = 1000.
basic_operations
4,749
statistics
easy
What is the mean (average) of 27, 92, 71?
63.33
Mean = sum/count. Sum = 27+92+71=190. Count=3. Mean=190/3=63.33.
mean
4,750
word_problems
easy
If you have 49 pencils and you buy 2 more pencils, how many pencils do you have in total?
51
Add initial 49 plus bought 2: 49+2=51.
addition_word
4,751
algebra
medium
Solve for x: x^2 - 7x + 10 = 0
x = 5, 2
Factor: (x - 5)(x - 2) = x^2 -(7)x + 10 = 0. So x = 5 or 2. Check sum = 7, product = 10.
quadratic
4,752
arithmetic
easy
What is 682 + 467?
1149
Add the two numbers: 682 + 467 = 1149.
basic_operations
4,753
statistics
easy
What is the mean (average) of 42, 34, 96, 47?
54.75
Mean = sum/count. Sum = 42+34+96+47=219. Count=4. Mean=219/4=54.75.
mean
4,754
geometry
easy
Find the circumference of a circle with radius 9. Use pi=3.14159, round to 2 decimals.
56.55
Circumference = 2*pi*r = 2*3.14159*9 = 56.55.
circle_circum
4,755
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
4,756
arithmetic
easy
What is 334 + 146?
480
Add the two numbers: 334 + 146 = 480.
basic_operations
4,757
word_problems
easy
If you have 53 pencils and you buy 43 more pencils, how many pencils do you have in total?
96
Add initial 53 plus bought 43: 53+43=96.
addition_word
4,758
percentages
easy
What is 94% of 105?
98.7
Calculate 94/100 * 105 = 0.94*105 = 98.7.
percentages
4,759
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
4,760
algebra
medium
Solve for x: x^2 + 3x - 28 = 0
x = 4, -7
Factor: (x - 4)(x - -7) = x^2 -(-3)x + -28 = 0. So x = 4 or -7. Check sum = -3, product = -28.
quadratic
4,761
statistics
easy
What is the mean (average) of 9, 59, 88?
52
Mean = sum/count. Sum = 9+59+88=156. Count=3. Mean=156/3=52.0.
mean
4,762
fractions
medium
What is 7/16 * 7/20? Give as simplified fraction.
49/320
Multiply numerators: 7*7=49. Denominators: 16*20=320. Simplify by gcd 1 to get 49/320.
fraction_operations
4,763
algebra
medium
Solve for x: x^2 + 10x = 0
x = -10, 0
Factor: (x - -10)(x - 0) = x^2 -(-10)x + 0 = 0. So x = -10 or 0. Check sum = -10, product = 0.
quadratic
4,764
algebra
medium
Solve for x: x^2 + 11x + 30 = 0
x = -5, -6
Factor: (x - -5)(x - -6) = x^2 -(-11)x + 30 = 0. So x = -5 or -6. Check sum = -11, product = 30.
quadratic
4,765
fractions
medium
What is 14/7 - 4/15? Give as simplified fraction.
26/15
Common denominator 105. Numerator 210-28=182. So 182/105 simplifies to 26/15.
fraction_operations
4,766
arithmetic
easy
What is 71 + 19 * 31? Remember order of operations.
660
Order of operations (PEMDAS): first 19*31=589, then 71+589=660.
basic_operations
4,767
algebra
medium
Solve for x: x^2 - 10x = 0
x = 0, 10
Factor: (x - 0)(x - 10) = x^2 -(10)x + 0 = 0. So x = 0 or 10. Check sum = 10, product = 0.
quadratic
4,768
number_theory
medium
What is the GCD (greatest common divisor) of 90 and 32?
2
Find greatest number dividing both 90 and 32. Divisors common, greatest is 2.
gcd
4,769
roots
easy
What is the square root of 1296?
36
Find number that when squared gives 1296. 36*36=1296, so sqrt(1296)=36.
square_roots
4,770
exponents
easy
What is 6^5?
7776
6^5 means multiply 6 by itself 5 times: 6*6*6*6*6 = 7776.
exponents
4,771
arithmetic
easy
What is 23850 divided by 64? Give answer to 2 decimal places.
372.66
Calculate 23850/ 64 = 372.6562, rounded to 2 decimals is 372.66.
division
4,772
statistics
easy
What is the mean (average) of 21, 51, 38?
36.67
Mean = sum/count. Sum = 21+51+38=110. Count=3. Mean=110/3=36.67.
mean
4,773
percentages
easy
What is 3% of 585?
17.55
Calculate 3/100 * 585 = 0.03*585 = 17.55.
percentages
4,774
roots
easy
What is the square root of 289?
17
Find number that when squared gives 289. 17*17=289, so sqrt(289)=17.
square_roots
4,775
geometry
easy
Find the area of a triangle with base 100 and height 64.
3200
Area = 0.5*base*height = 0.5*100*64 = 3200.
triangle_area
4,776
arithmetic
easy
What is 11465 divided by 25? Give answer to 2 decimal places.
458.6
Calculate 11465/ 25 = 458.6000, rounded to 2 decimals is 458.6.
division
4,777
arithmetic
easy
What is 585 + 192 * 23? Remember order of operations.
5001
Order of operations (PEMDAS): first 192*23=4416, then 585+4416=5001.
basic_operations
4,778
arithmetic
easy
What is 60 * 98?
5880
Multiply: 60 * 98 = 5880.
basic_operations
4,779
statistics
easy
What is the mean (average) of 15, 28, 63, 91, 42?
47.8
Mean = sum/count. Sum = 15+28+63+91+42=239. Count=5. Mean=239/5=47.8.
mean
4,780
algebra
easy
Solve for x: 19x + 21 = 268
13
Subtract 21 from both sides: 19x = 268-21=247. Then divide by 19: x = 247/19 = 13.
linear_equation
4,781
percentages
easy
What is 17% of 153?
26.01
Calculate 17/100 * 153 = 0.17*153 = 26.01.
percentages
4,782
arithmetic
easy
What is 832 + 692 * 97? Remember order of operations.
67956
Order of operations (PEMDAS): first 692*97=67124, then 832+67124=67956.
basic_operations
4,783
number_theory
medium
What is the GCD (greatest common divisor) of 51 and 94?
1
Find greatest number dividing both 51 and 94. Divisors common, greatest is 1.
gcd
4,784
fractions
medium
What is 6/3 * 2/10? Give as simplified fraction.
2/5
Multiply numerators: 6*2=12. Denominators: 3*10=30. Simplify by gcd 6 to get 2/5.
fraction_operations
4,785
statistics
easy
What is the mean (average) of 88, 60, 67, 65, 65?
69
Mean = sum/count. Sum = 88+60+67+65+65=345. Count=5. Mean=345/5=69.0.
mean
4,786
word_problems
easy
If you have 49 books and you buy 44 more books, how many books do you have in total?
93
Add initial 49 plus bought 44: 49+44=93.
addition_word
4,787
number_theory
medium
What is the LCM (least common multiple) of 86 and 66?
2838
LCM = |86*66| / GCD(86,66). GCD=2, so LCM=5676/2=2838.
lcm
4,788
algebra
medium
Solve for x: x^2 - 7x - 30 = 0
x = -3, 10
Factor: (x - -3)(x - 10) = x^2 -(7)x + -30 = 0. So x = -3 or 10. Check sum = 7, product = -30.
quadratic
4,789
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
4,790
fractions
medium
What is 1/10 - 10/9? Give as simplified fraction.
-91/90
Common denominator 90. Numerator 9-100=-91. So -91/90 simplifies to -91/90.
fraction_operations
4,791
arithmetic
easy
What is 835 + 587 * 74? Remember order of operations.
44273
Order of operations (PEMDAS): first 587*74=43438, then 835+43438=44273.
basic_operations
4,792
arithmetic
easy
What is 356 + 856?
1212
Add the two numbers: 356 + 856 = 1212.
basic_operations
4,793
arithmetic
easy
What is 74 * 22?
1628
Multiply: 74 * 22 = 1628.
basic_operations
4,794
number_theory
medium
What is the GCD (greatest common divisor) of 85 and 4?
1
Find greatest number dividing both 85 and 4. Divisors common, greatest is 1.
gcd
4,795
exponents
easy
What is 5^5?
3125
5^5 means multiply 5 by itself 5 times: 5*5*5*5*5 = 3125.
exponents
4,796
geometry
easy
Find the area of a triangle with base 25 and height 8.
100
Area = 0.5*base*height = 0.5*25*8 = 100.
triangle_area
4,797
fractions
medium
What is 1/20 + 14/17? Give as simplified fraction.
297/340
Common denominator 20*17=340. 1/20=17/340, 14/17=280/340. Sum = 297/340 = 297/340 simplified.
fraction_operations
4,798
fractions
medium
What is 19/17 + 3/5? Give as simplified fraction.
146/85
Common denominator 17*5=85. 19/17=95/85, 3/5=51/85. Sum = 146/85 = 146/85 simplified.
fraction_operations
4,799
calculus
medium
What is the derivative of 3x^2 with respect to x?
6x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [3x^2] = 3*2*x^1 = 6x.
derivative
4,800
algebra
easy
Solve for x: 4x - 24 = -64
-10
Add 24 to both sides: 4x = -64+24=-40. Then x = -40/4 = -10.
linear_equation