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
731,501
fractions
medium
What is 4/4 * 9/16? Give as simplified fraction.
9/16
Multiply numerators: 4*9=36. Denominators: 4*16=64. Simplify by gcd 4 to get 9/16.
fraction_operations
731,502
statistics
easy
What is the mean (average) of 64, 12, 15?
30.33
Mean = sum/count. Sum = 64+12+15=91. Count=3. Mean=91/3=30.33.
mean
731,503
arithmetic
easy
What is 952 - 773?
179
Subtract: 952 - 773 = 179.
basic_operations
731,504
number_theory
medium
What is the GCD (greatest common divisor) of 94 and 51?
1
Find greatest number dividing both 94 and 51. Divisors common, greatest is 1.
gcd
731,505
number_theory
medium
What is the LCM (least common multiple) of 23 and 34?
782
LCM = |23*34| / GCD(23,34). GCD=1, so LCM=782/1=782.
lcm
731,506
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
731,507
geometry
easy
Find the circumference of a circle with radius 32. Use pi=3.14159, round to 2 decimals.
201.06
Circumference = 2*pi*r = 2*3.14159*32 = 201.06.
circle_circum
731,508
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
731,509
calculus
medium
What is the derivative of 4x^2 with respect to x?
8x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^2] = 4*2*x^1 = 8x.
derivative
731,510
word_problems
easy
If you have 13 candies and you buy 32 more candies, how many candies do you have in total?
45
Add initial 13 plus bought 32: 13+32=45.
addition_word
731,511
percentages
easy
What is 100% of 731?
731
Calculate 100/100 * 731 = 1.0*731 = 731.
percentages
731,512
percentages
easy
What is 61% of 964?
588.04
Calculate 61/100 * 964 = 0.61*964 = 588.04.
percentages
731,513
algebra
easy
Solve for x: 18x - 21 = -219
-11
Add 21 to both sides: 18x = -219+21=-198. Then x = -198/18 = -11.
linear_equation
731,514
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
731,515
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
731,516
fractions
medium
What is 5/2 - 2/19? Give as simplified fraction.
91/38
Common denominator 38. Numerator 95-4=91. So 91/38 simplifies to 91/38.
fraction_operations
731,517
algebra
easy
Solve for x: 11x - 7 = 92
9
Add 7 to both sides: 11x = 92+7=99. Then x = 99/11 = 9.
linear_equation
731,518
arithmetic
easy
What is 992 - 359?
633
Subtract: 992 - 359 = 633.
basic_operations
731,519
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
731,520
calculus
medium
What is the derivative of 2x^7 with respect to x?
14x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^7] = 2*7*x^6 = 14x^6.
derivative
731,521
percentages
easy
What is 69% of 232?
160.08
Calculate 69/100 * 232 = 0.69*232 = 160.08.
percentages
731,522
roots
easy
What is the square root of 676?
26
Find number that when squared gives 676. 26*26=676, so sqrt(676)=26.
square_roots
731,523
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
731,524
word_problems
easy
If you have 27 dollars and you buy 4 more dollars, how many dollars do you have in total?
31
Add initial 27 plus bought 4: 27+4=31.
addition_word
731,525
arithmetic
easy
What is 967 + 770?
1737
Add the two numbers: 967 + 770 = 1737.
basic_operations
731,526
exponents
easy
What is 12^2?
144
12^2 means multiply 12 by itself 2 times: 12*12 = 144.
exponents
731,527
geometry
easy
Find the perimeter of a rectangle with length 70 and width 58.
256
Perimeter = 2*(length+width) = 2*(70+58) = 2*128 = 256.
rectangle_perim
731,528
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
731,529
word_problems
easy
If you have 70 pencils and you buy 18 more pencils, how many pencils do you have in total?
88
Add initial 70 plus bought 18: 70+18=88.
addition_word
731,530
algebra
medium
Solve for x: x^2 - 10x + 16 = 0
x = 2, 8
Factor: (x - 2)(x - 8) = x^2 -(10)x + 16 = 0. So x = 2 or 8. Check sum = 10, product = 16.
quadratic
731,531
exponents
easy
What is 9^3?
729
9^3 means multiply 9 by itself 3 times: 9*9*9 = 729.
exponents
731,532
number_theory
medium
What is the LCM (least common multiple) of 12 and 50?
300
LCM = |12*50| / GCD(12,50). GCD=2, so LCM=600/2=300.
lcm
731,533
exponents
easy
What is 12^4?
20736
12^4 means multiply 12 by itself 4 times: 12*12*12*12 = 20736.
exponents
731,534
fractions
medium
What is 7/9 - 18/16? Give as simplified fraction.
-25/72
Common denominator 144. Numerator 112-162=-50. So -50/144 simplifies to -25/72.
fraction_operations
731,535
arithmetic
easy
What is 11 + 28 * 75? Remember order of operations.
2111
Order of operations (PEMDAS): first 28*75=2100, then 11+2100=2111.
basic_operations
731,536
arithmetic
easy
What is 329 - 153?
176
Subtract: 329 - 153 = 176.
basic_operations
731,537
exponents
easy
What is 8^4?
4096
8^4 means multiply 8 by itself 4 times: 8*8*8*8 = 4096.
exponents
731,538
arithmetic
easy
What is 517 + 388?
905
Add the two numbers: 517 + 388 = 905.
basic_operations
731,539
arithmetic
easy
What is 5868 / 18?
326
Divide: 5868 ÷ 18 = 326 because 18*326=5868.
division
731,540
geometry
easy
Find the perimeter of a rectangle with length 100 and width 61.
322
Perimeter = 2*(length+width) = 2*(100+61) = 2*161 = 322.
rectangle_perim
731,541
word_problems
easy
If you have 63 apples and you buy 30 more apples, how many apples do you have in total?
93
Add initial 63 plus bought 30: 63+30=93.
addition_word
731,542
fractions
medium
What is 11/13 - 15/6? Give as simplified fraction.
-43/26
Common denominator 78. Numerator 66-195=-129. So -129/78 simplifies to -43/26.
fraction_operations
731,543
exponents
easy
What is 6^4?
1296
6^4 means multiply 6 by itself 4 times: 6*6*6*6 = 1296.
exponents
731,544
roots
easy
What is the square root of 576?
24
Find number that when squared gives 576. 24*24=576, so sqrt(576)=24.
square_roots
731,545
exponents
easy
What is 10^3?
1000
10^3 means multiply 10 by itself 3 times: 10*10*10 = 1000.
exponents
731,546
fractions
medium
What is 6/18 + 16/11? Give as simplified fraction.
59/33
Common denominator 18*11=198. 6/18=66/198, 16/11=288/198. Sum = 354/198 = 59/33 simplified.
fraction_operations
731,547
exponents
easy
What is 7^4?
2401
7^4 means multiply 7 by itself 4 times: 7*7*7*7 = 2401.
exponents
731,548
geometry
easy
Find the area of a triangle with base 75 and height 22.
825
Area = 0.5*base*height = 0.5*75*22 = 825.
triangle_area
731,549
word_problems
easy
If you have 49 candies and you buy 4 more candies, how many candies do you have in total?
53
Add initial 49 plus bought 4: 49+4=53.
addition_word
731,550
arithmetic
easy
What is 33 + 1 * 57? Remember order of operations.
90
Order of operations (PEMDAS): first 1*57=57, then 33+57=90.
basic_operations
731,551
fractions
medium
What is 14/12 * 6/18? Give as simplified fraction.
7/18
Multiply numerators: 14*6=84. Denominators: 12*18=216. Simplify by gcd 12 to get 7/18.
fraction_operations
731,552
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
731,553
arithmetic
easy
What is 429 - 39?
390
Subtract: 429 - 39 = 390.
basic_operations
731,554
fractions
medium
What is 13/12 + 8/5? Give as simplified fraction.
161/60
Common denominator 12*5=60. 13/12=65/60, 8/5=96/60. Sum = 161/60 = 161/60 simplified.
fraction_operations
731,555
algebra
easy
Solve for x: 20x - 14 = 86
5
Add 14 to both sides: 20x = 86+14=100. Then x = 100/20 = 5.
linear_equation
731,556
geometry
easy
Find the area of a triangle with base 2 and height 66.
66
Area = 0.5*base*height = 0.5*2*66 = 66.
triangle_area
731,557
exponents
easy
What is 9^2?
81
9^2 means multiply 9 by itself 2 times: 9*9 = 81.
exponents
731,558
percentages
easy
What is 22% of 204?
44.88
Calculate 22/100 * 204 = 0.22*204 = 44.88.
percentages
731,559
percentages
easy
What is 34% of 681?
231.54
Calculate 34/100 * 681 = 0.34*681 = 231.54.
percentages
731,560
exponents
easy
What is 4^4?
256
4^4 means multiply 4 by itself 4 times: 4*4*4*4 = 256.
exponents
731,561
algebra
medium
Solve for x: x^2 + 2x - 8 = 0
x = -4, 2
Factor: (x - -4)(x - 2) = x^2 -(-2)x + -8 = 0. So x = -4 or 2. Check sum = -2, product = -8.
quadratic
731,562
word_problems
easy
If you have 59 pencils and you buy 41 more pencils, how many pencils do you have in total?
100
Add initial 59 plus bought 41: 59+41=100.
addition_word
731,563
arithmetic
easy
What is 1848 / 7?
264
Divide: 1848 ÷ 7 = 264 because 7*264=1848.
division
731,564
word_problems
easy
If you have 23 dollars and you buy 18 more dollars, how many dollars do you have in total?
41
Add initial 23 plus bought 18: 23+18=41.
addition_word
731,565
arithmetic
easy
What is 834 + 143?
977
Add the two numbers: 834 + 143 = 977.
basic_operations
731,566
arithmetic
easy
What is 246 + 965 * 81? Remember order of operations.
78411
Order of operations (PEMDAS): first 965*81=78165, then 246+78165=78411.
basic_operations
731,567
arithmetic
easy
What is 579 + 46?
625
Add the two numbers: 579 + 46 = 625.
basic_operations
731,568
word_problems
easy
If you have 61 candies and you buy 46 more candies, how many candies do you have in total?
107
Add initial 61 plus bought 46: 61+46=107.
addition_word
731,569
arithmetic
easy
What is 36 + 94 * 36? Remember order of operations.
3420
Order of operations (PEMDAS): first 94*36=3384, then 36+3384=3420.
basic_operations
731,570
algebra
medium
Solve for x: x^2 + 16x + 64 = 0
x = -8
Factor as (x - -8)^2 = 0, so root is -8 (double root). Sum of roots = -16, product = 64.
quadratic
731,571
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
731,572
word_problems
easy
If you have 73 books and you buy 6 more books, how many books do you have in total?
79
Add initial 73 plus bought 6: 73+6=79.
addition_word
731,573
arithmetic
easy
What is 22632 / 69?
328
Divide: 22632 ÷ 69 = 328 because 69*328=22632.
division
731,574
exponents
easy
What is 2^4?
16
2^4 means multiply 2 by itself 4 times: 2*2*2*2 = 16.
exponents
731,575
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
731,576
calculus
medium
What is the derivative of 8x^2 with respect to x?
16x
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^2] = 8*2*x^1 = 16x.
derivative
731,577
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
731,578
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
731,579
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
731,580
algebra
easy
Solve for x: 20x + 47 = 147
5
Subtract 47 from both sides: 20x = 147-47=100. Then divide by 20: x = 100/20 = 5.
linear_equation
731,581
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
731,582
percentages
easy
What is 87% of 406?
353.22
Calculate 87/100 * 406 = 0.87*406 = 353.22.
percentages
731,583
exponents
easy
What is 12^4?
20736
12^4 means multiply 12 by itself 4 times: 12*12*12*12 = 20736.
exponents
731,584
calculus
medium
What is the derivative of 7x^8 with respect to x?
56x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^8] = 7*8*x^7 = 56x^7.
derivative
731,585
arithmetic
easy
What is 10619 / 37?
287
Divide: 10619 ÷ 37 = 287 because 37*287=10619.
division
731,586
arithmetic
easy
What is 888 - 811?
77
Subtract: 888 - 811 = 77.
basic_operations
731,587
arithmetic
easy
What is 250 + 357 * 31? Remember order of operations.
11317
Order of operations (PEMDAS): first 357*31=11067, then 250+11067=11317.
basic_operations
731,588
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
731,589
fractions
medium
What is 14/14 * 5/11? Give as simplified fraction.
5/11
Multiply numerators: 14*5=70. Denominators: 14*11=154. Simplify by gcd 14 to get 5/11.
fraction_operations
731,590
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
731,591
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
731,592
algebra
easy
Solve for x: 5x + 8 = -12
-4
Subtract 8 from both sides: 5x = -12-8=-20. Then divide by 5: x = -20/5 = -4.
linear_equation
731,593
percentages
easy
What is 81% of 978?
792.18
Calculate 81/100 * 978 = 0.81*978 = 792.18.
percentages
731,594
geometry
easy
Find the perimeter of a rectangle with length 87 and width 57.
288
Perimeter = 2*(length+width) = 2*(87+57) = 2*144 = 288.
rectangle_perim
731,595
percentages
easy
What is 40% of 570?
228
Calculate 40/100 * 570 = 0.4*570 = 228.
percentages
731,596
algebra
medium
Solve for x: x^2 - 64 = 0
x = -8, 8
Factor: (x - -8)(x - 8) = x^2 -(0)x + -64 = 0. So x = -8 or 8. Check sum = 0, product = -64.
quadratic
731,597
geometry
easy
Find the area of a circle with radius 5. Use pi=3.14159, round to 2 decimals.
78.54
Area = pi*r^2 = 3.14159*5^2 = 3.14159*25 = 78.54.
circle_area
731,598
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
731,599
percentages
easy
What is 6% of 812?
48.72
Calculate 6/100 * 812 = 0.06*812 = 48.72.
percentages
731,600
fractions
medium
What is 8/2 * 19/9? Give as simplified fraction.
76/9
Multiply numerators: 8*19=152. Denominators: 2*9=18. Simplify by gcd 2 to get 76/9.
fraction_operations