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
6,801
arithmetic
easy
What is 2086 / 14?
149
Divide: 2086 ÷ 14 = 149 because 14*149=2086.
division
6,802
arithmetic
easy
What is 414 + 419 * 62? Remember order of operations.
26392
Order of operations (PEMDAS): first 419*62=25978, then 414+25978=26392.
basic_operations
6,803
arithmetic
easy
What is 73 + 19 * 95? Remember order of operations.
1878
Order of operations (PEMDAS): first 19*95=1805, then 73+1805=1878.
basic_operations
6,804
calculus
medium
What is the derivative of 4x^5 with respect to x?
20x^4
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [4x^5] = 4*5*x^4 = 20x^4.
derivative
6,805
fractions
medium
What is 17/6 + 5/6? Give as simplified fraction.
11/3
Common denominator 6*6=36. 17/6=102/36, 5/6=30/36. Sum = 132/36 = 11/3 simplified.
fraction_operations
6,806
geometry
easy
Find the area of a rectangle with length 5 and width 41.
205
Area = length * width = 5*41 = 205.
rectangle_area
6,807
percentages
easy
What is 76% of 134?
101.84
Calculate 76/100 * 134 = 0.76*134 = 101.84.
percentages
6,808
algebra
medium
Solve for x: x^2 + 14x + 45 = 0
x = -5, -9
Factor: (x - -5)(x - -9) = x^2 -(-14)x + 45 = 0. So x = -5 or -9. Check sum = -14, product = 45.
quadratic
6,809
number_theory
medium
What is the GCD (greatest common divisor) of 49 and 18?
1
Find greatest number dividing both 49 and 18. Divisors common, greatest is 1.
gcd
6,810
arithmetic
easy
What is 32594 / 86?
379
Divide: 32594 ÷ 86 = 379 because 86*379=32594.
division
6,811
arithmetic
easy
What is 777 - 117?
660
Subtract: 777 - 117 = 660.
basic_operations
6,812
fractions
medium
What is 8/20 + 4/8? Give as simplified fraction.
9/10
Common denominator 20*8=160. 8/20=64/160, 4/8=80/160. Sum = 144/160 = 9/10 simplified.
fraction_operations
6,813
algebra
medium
Solve for x: x^2 + 4x - 5 = 0
x = 1, -5
Factor: (x - 1)(x - -5) = x^2 -(-4)x + -5 = 0. So x = 1 or -5. Check sum = -4, product = -5.
quadratic
6,814
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
6,815
algebra
medium
Solve for x: x^2 - 6x - 27 = 0
x = -3, 9
Factor: (x - -3)(x - 9) = x^2 -(6)x + -27 = 0. So x = -3 or 9. Check sum = 6, product = -27.
quadratic
6,816
geometry
easy
Find the area of a circle with radius 27. Use pi=3.14159, round to 2 decimals.
2290.22
Area = pi*r^2 = 3.14159*27^2 = 3.14159*729 = 2290.22.
circle_area
6,817
exponents
easy
What is 7^3?
343
7^3 means multiply 7 by itself 3 times: 7*7*7 = 343.
exponents
6,818
fractions
medium
What is 10/7 - 17/14? Give as simplified fraction.
3/14
Common denominator 98. Numerator 140-119=21. So 21/98 simplifies to 3/14.
fraction_operations
6,819
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
6,820
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
6,821
arithmetic
easy
What is 56 + 55 * 75? Remember order of operations.
4181
Order of operations (PEMDAS): first 55*75=4125, then 56+4125=4181.
basic_operations
6,822
algebra
medium
Solve for x: x^2 + 1x - 72 = 0
x = -9, 8
Factor: (x - -9)(x - 8) = x^2 -(-1)x + -72 = 0. So x = -9 or 8. Check sum = -1, product = -72.
quadratic
6,823
number_theory
medium
What is the LCM (least common multiple) of 32 and 56?
224
LCM = |32*56| / GCD(32,56). GCD=8, so LCM=1792/8=224.
lcm
6,824
statistics
easy
What is the mean (average) of 32, 36, 85, 74, 71?
59.6
Mean = sum/count. Sum = 32+36+85+74+71=298. Count=5. Mean=298/5=59.6.
mean
6,825
number_theory
medium
What is the LCM (least common multiple) of 23 and 80?
1840
LCM = |23*80| / GCD(23,80). GCD=1, so LCM=1840/1=1840.
lcm
6,826
percentages
easy
What is 46% of 415?
190.9
Calculate 46/100 * 415 = 0.46*415 = 190.9.
percentages
6,827
arithmetic
easy
What is 705 - 343?
362
Subtract: 705 - 343 = 362.
basic_operations
6,828
calculus
medium
What is the derivative of 6x^4 with respect to x?
24x^3
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [6x^4] = 6*4*x^3 = 24x^3.
derivative
6,829
arithmetic
easy
What is 500 - 274?
226
Subtract: 500 - 274 = 226.
basic_operations
6,830
number_theory
medium
What is the GCD (greatest common divisor) of 32 and 82?
2
Find greatest number dividing both 32 and 82. Divisors common, greatest is 2.
gcd
6,831
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
6,832
exponents
easy
What is 3^4?
81
3^4 means multiply 3 by itself 4 times: 3*3*3*3 = 81.
exponents
6,833
statistics
easy
What is the mean (average) of 29, 32, 52, 75?
47
Mean = sum/count. Sum = 29+32+52+75=188. Count=4. Mean=188/4=47.0.
mean
6,834
number_theory
medium
What is the LCM (least common multiple) of 21 and 37?
777
LCM = |21*37| / GCD(21,37). GCD=1, so LCM=777/1=777.
lcm
6,835
geometry
easy
Find the circumference of a circle with radius 28. Use pi=3.14159, round to 2 decimals.
175.93
Circumference = 2*pi*r = 2*3.14159*28 = 175.93.
circle_circum
6,836
roots
easy
What is the square root of 1849?
43
Find number that when squared gives 1849. 43*43=1849, so sqrt(1849)=43.
square_roots
6,837
percentages
easy
What is 44% of 214?
94.16
Calculate 44/100 * 214 = 0.44*214 = 94.16.
percentages
6,838
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
6,839
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
6,840
percentages
easy
What is 20% of 297?
59.4
Calculate 20/100 * 297 = 0.2*297 = 59.4.
percentages
6,841
fractions
medium
What is 13/17 - 19/6? Give as simplified fraction.
-245/102
Common denominator 102. Numerator 78-323=-245. So -245/102 simplifies to -245/102.
fraction_operations
6,842
arithmetic
easy
What is 10980 / 45?
244
Divide: 10980 ÷ 45 = 244 because 45*244=10980.
division
6,843
word_problems
easy
If you have 87 candies and you buy 45 more candies, how many candies do you have in total?
132
Add initial 87 plus bought 45: 87+45=132.
addition_word
6,844
fractions
medium
What is 18/9 + 11/10? Give as simplified fraction.
31/10
Common denominator 9*10=90. 18/9=180/90, 11/10=99/90. Sum = 279/90 = 31/10 simplified.
fraction_operations
6,845
exponents
easy
What is 8^4?
4096
8^4 means multiply 8 by itself 4 times: 8*8*8*8 = 4096.
exponents
6,846
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
6,847
arithmetic
easy
What is 804 - 423?
381
Subtract: 804 - 423 = 381.
basic_operations
6,848
algebra
easy
Solve for x: 10x + 22 = 122
10
Subtract 22 from both sides: 10x = 122-22=100. Then divide by 10: x = 100/10 = 10.
linear_equation
6,849
percentages
easy
What is 79% of 624?
492.96
Calculate 79/100 * 624 = 0.79*624 = 492.96.
percentages
6,850
arithmetic
easy
What is 426 + 99?
525
Add the two numbers: 426 + 99 = 525.
basic_operations
6,851
arithmetic
easy
What is 26 * 89?
2314
Multiply: 26 * 89 = 2314.
basic_operations
6,852
arithmetic
easy
What is 251 + 24?
275
Add the two numbers: 251 + 24 = 275.
basic_operations
6,853
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
6,854
algebra
medium
Solve for x: x^2 + 17x + 70 = 0
x = -10, -7
Factor: (x - -10)(x - -7) = x^2 -(-17)x + 70 = 0. So x = -10 or -7. Check sum = -17, product = 70.
quadratic
6,855
geometry
easy
Find the area of a triangle with base 79 and height 55.
2172.5
Area = 0.5*base*height = 0.5*79*55 = 2172.5.
triangle_area
6,856
statistics
easy
What is the mean (average) of 92, 3, 72, 18, 50?
47
Mean = sum/count. Sum = 92+3+72+18+50=235. Count=5. Mean=235/5=47.0.
mean
6,857
geometry
easy
Find the area of a triangle with base 27 and height 16.
216
Area = 0.5*base*height = 0.5*27*16 = 216.
triangle_area
6,858
algebra
easy
Solve for x: 4x - 14 = 6
5
Add 14 to both sides: 4x = 6+14=20. Then x = 20/4 = 5.
linear_equation
6,859
fractions
medium
What is 19/11 + 15/14? Give as simplified fraction.
431/154
Common denominator 11*14=154. 19/11=266/154, 15/14=165/154. Sum = 431/154 = 431/154 simplified.
fraction_operations
6,860
roots
easy
What is the square root of 1764?
42
Find number that when squared gives 1764. 42*42=1764, so sqrt(1764)=42.
square_roots
6,861
geometry
easy
Find the perimeter of a rectangle with length 96 and width 75.
342
Perimeter = 2*(length+width) = 2*(96+75) = 2*171 = 342.
rectangle_perim
6,862
algebra
medium
Solve for x: x^2 - 1x - 2 = 0
x = 2, -1
Factor: (x - 2)(x - -1) = x^2 -(1)x + -2 = 0. So x = 2 or -1. Check sum = 1, product = -2.
quadratic
6,863
number_theory
medium
What is the GCD (greatest common divisor) of 97 and 52?
1
Find greatest number dividing both 97 and 52. Divisors common, greatest is 1.
gcd
6,864
fractions
medium
What is 20/5 * 15/6? Give as simplified fraction.
10
Multiply numerators: 20*15=300. Denominators: 5*6=30. Simplify by gcd 30 to get 10.
fraction_operations
6,865
exponents
easy
What is 2^3?
8
2^3 means multiply 2 by itself 3 times: 2*2*2 = 8.
exponents
6,866
calculus
medium
What is the derivative of 10x^8 with respect to x?
80x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [10x^8] = 10*8*x^7 = 80x^7.
derivative
6,867
geometry
easy
Find the area of a triangle with base 86 and height 11.
473
Area = 0.5*base*height = 0.5*86*11 = 473.
triangle_area
6,868
arithmetic
easy
What is 8239 divided by 25? Give answer to 2 decimal places.
329.56
Calculate 8239/ 25 = 329.5600, rounded to 2 decimals is 329.56.
division
6,869
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
6,870
arithmetic
easy
What is 4 * 53?
212
Multiply: 4 * 53 = 212.
basic_operations
6,871
percentages
easy
What is 28% of 337?
94.36
Calculate 28/100 * 337 = 0.28*337 = 94.36.
percentages
6,872
percentages
easy
What is 77% of 114?
87.78
Calculate 77/100 * 114 = 0.77*114 = 87.78.
percentages
6,873
arithmetic
easy
What is 108 + 979 * 50? Remember order of operations.
49058
Order of operations (PEMDAS): first 979*50=48950, then 108+48950=49058.
basic_operations
6,874
arithmetic
easy
What is 32 * 73?
2336
Multiply: 32 * 73 = 2336.
basic_operations
6,875
arithmetic
easy
What is 780 + 773 * 11? Remember order of operations.
9283
Order of operations (PEMDAS): first 773*11=8503, then 780+8503=9283.
basic_operations
6,876
geometry
easy
Find the area of a circle with radius 14. Use pi=3.14159, round to 2 decimals.
615.75
Area = pi*r^2 = 3.14159*14^2 = 3.14159*196 = 615.75.
circle_area
6,877
statistics
easy
What is the mean (average) of 54, 62, 85, 27, 88?
63.2
Mean = sum/count. Sum = 54+62+85+27+88=316. Count=5. Mean=316/5=63.2.
mean
6,878
geometry
easy
Find the area of a triangle with base 13 and height 37.
240.5
Area = 0.5*base*height = 0.5*13*37 = 240.5.
triangle_area
6,879
arithmetic
easy
What is 34 * 12?
408
Multiply: 34 * 12 = 408.
basic_operations
6,880
arithmetic
easy
What is 28 + 5 * 64? Remember order of operations.
348
Order of operations (PEMDAS): first 5*64=320, then 28+320=348.
basic_operations
6,881
geometry
easy
Find the area of a triangle with base 12 and height 14.
84
Area = 0.5*base*height = 0.5*12*14 = 84.
triangle_area
6,882
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
6,883
arithmetic
easy
What is 791 - 26?
765
Subtract: 791 - 26 = 765.
basic_operations
6,884
algebra
medium
Solve for x: x^2 + 15x + 54 = 0
x = -9, -6
Factor: (x - -9)(x - -6) = x^2 -(-15)x + 54 = 0. So x = -9 or -6. Check sum = -15, product = 54.
quadratic
6,885
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
6,886
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
6,887
calculus
medium
What is the derivative of 1x^6 with respect to x?
6x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [1x^6] = 1*6*x^5 = 6x^5.
derivative
6,888
arithmetic
easy
What is 898 + 636 * 78? Remember order of operations.
50506
Order of operations (PEMDAS): first 636*78=49608, then 898+49608=50506.
basic_operations
6,889
algebra
easy
Solve for x: 4x + 48 = 16
-8
Subtract 48 from both sides: 4x = 16-48=-32. Then divide by 4: x = -32/4 = -8.
linear_equation
6,890
geometry
easy
Find the area of a triangle with base 96 and height 43.
2064
Area = 0.5*base*height = 0.5*96*43 = 2064.
triangle_area
6,891
exponents
easy
What is 10^4?
10000
10^4 means multiply 10 by itself 4 times: 10*10*10*10 = 10000.
exponents
6,892
algebra
easy
Solve for x: 2x - 24 = -24
0
Add 24 to both sides: 2x = -24+24=0. Then x = 0/2 = 0.
linear_equation
6,893
fractions
medium
What is 3/15 * 2/17? Give as simplified fraction.
2/85
Multiply numerators: 3*2=6. Denominators: 15*17=255. Simplify by gcd 3 to get 2/85.
fraction_operations
6,894
arithmetic
easy
What is 27456 / 64?
429
Divide: 27456 ÷ 64 = 429 because 64*429=27456.
division
6,895
fractions
medium
What is 18/14 - 2/4? Give as simplified fraction.
11/14
Common denominator 56. Numerator 72-28=44. So 44/56 simplifies to 11/14.
fraction_operations
6,896
statistics
easy
What is the mean (average) of 90, 12, 64?
55.33
Mean = sum/count. Sum = 90+12+64=166. Count=3. Mean=166/3=55.33.
mean
6,897
arithmetic
easy
What is 12572 / 28?
449
Divide: 12572 ÷ 28 = 449 because 28*449=12572.
division
6,898
exponents
easy
What is 2^3?
8
2^3 means multiply 2 by itself 3 times: 2*2*2 = 8.
exponents
6,899
exponents
easy
What is 9^2?
81
9^2 means multiply 9 by itself 2 times: 9*9 = 81.
exponents
6,900
algebra
medium
Solve for x: x^2 - 13x + 42 = 0
x = 6, 7
Factor: (x - 6)(x - 7) = x^2 -(13)x + 42 = 0. So x = 6 or 7. Check sum = 13, product = 42.
quadratic