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
6,601
algebra
easy
Solve for x: 10x + 37 = -133
-17
Subtract 37 from both sides: 10x = -133-37=-170. Then divide by 10: x = -170/10 = -17.
linear_equation
6,602
number_theory
medium
What is the LCM (least common multiple) of 10 and 54?
270
LCM = |10*54| / GCD(10,54). GCD=2, so LCM=540/2=270.
lcm
6,603
number_theory
medium
What is the GCD (greatest common divisor) of 33 and 42?
3
Find greatest number dividing both 33 and 42. Divisors common, greatest is 3.
gcd
6,604
algebra
easy
Solve for x: 6x - 18 = -24
-1
Add 18 to both sides: 6x = -24+18=-6. Then x = -6/6 = -1.
linear_equation
6,605
geometry
easy
Find the area of a rectangle with length 99 and width 66.
6534
Area = length * width = 99*66 = 6534.
rectangle_area
6,606
statistics
easy
What is the mean (average) of 1, 19, 26, 26?
18
Mean = sum/count. Sum = 1+19+26+26=72. Count=4. Mean=72/4=18.0.
mean
6,607
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
6,608
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
6,609
percentages
easy
What is 41% of 841?
344.81
Calculate 41/100 * 841 = 0.41*841 = 344.81.
percentages
6,610
statistics
easy
What is the mean (average) of 94, 9, 58?
53.67
Mean = sum/count. Sum = 94+9+58=161. Count=3. Mean=161/3=53.67.
mean
6,611
arithmetic
easy
What is 982 + 252 * 53? Remember order of operations.
14338
Order of operations (PEMDAS): first 252*53=13356, then 982+13356=14338.
basic_operations
6,612
exponents
easy
What is 6^3?
216
6^3 means multiply 6 by itself 3 times: 6*6*6 = 216.
exponents
6,613
fractions
medium
What is 17/15 + 2/7? Give as simplified fraction.
149/105
Common denominator 15*7=105. 17/15=119/105, 2/7=30/105. Sum = 149/105 = 149/105 simplified.
fraction_operations
6,614
roots
easy
What is the square root of 2209?
47
Find number that when squared gives 2209. 47*47=2209, so sqrt(2209)=47.
square_roots
6,615
arithmetic
easy
What is 29 * 4?
116
Multiply: 29 * 4 = 116.
basic_operations
6,616
geometry
easy
Find the area of a rectangle with length 28 and width 35.
980
Area = length * width = 28*35 = 980.
rectangle_area
6,617
arithmetic
easy
What is 9 * 78?
702
Multiply: 9 * 78 = 702.
basic_operations
6,618
statistics
easy
What is the mean (average) of 63, 18, 35, 44, 20?
36
Mean = sum/count. Sum = 63+18+35+44+20=180. Count=5. Mean=180/5=36.0.
mean
6,619
geometry
easy
Find the area of a rectangle with length 27 and width 47.
1269
Area = length * width = 27*47 = 1269.
rectangle_area
6,620
calculus
medium
What is the derivative of 5x^6 with respect to x?
30x^5
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [5x^6] = 5*6*x^5 = 30x^5.
derivative
6,621
arithmetic
easy
What is 326 + 306 * 6? Remember order of operations.
2162
Order of operations (PEMDAS): first 306*6=1836, then 326+1836=2162.
basic_operations
6,622
calculus
medium
What is the derivative of 8x^8 with respect to x?
64x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [8x^8] = 8*8*x^7 = 64x^7.
derivative
6,623
exponents
easy
What is 10^2?
100
10^2 means multiply 10 by itself 2 times: 10*10 = 100.
exponents
6,624
roots
easy
What is the square root of 1024?
32
Find number that when squared gives 1024. 32*32=1024, so sqrt(1024)=32.
square_roots
6,625
percentages
easy
What is 74% of 258?
190.92
Calculate 74/100 * 258 = 0.74*258 = 190.92.
percentages
6,626
arithmetic
easy
What is 98 + 71 * 75? Remember order of operations.
5423
Order of operations (PEMDAS): first 71*75=5325, then 98+5325=5423.
basic_operations
6,627
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
6,628
algebra
medium
Solve for x: x^2 - 7x - 18 = 0
x = 9, -2
Factor: (x - 9)(x - -2) = x^2 -(7)x + -18 = 0. So x = 9 or -2. Check sum = 7, product = -18.
quadratic
6,629
geometry
easy
Find the perimeter of a rectangle with length 84 and width 6.
180
Perimeter = 2*(length+width) = 2*(84+6) = 2*90 = 180.
rectangle_perim
6,630
percentages
easy
What is 12% of 363?
43.56
Calculate 12/100 * 363 = 0.12*363 = 43.56.
percentages
6,631
algebra
easy
Solve for x: 11x + 16 = -17
-3
Subtract 16 from both sides: 11x = -17-16=-33. Then divide by 11: x = -33/11 = -3.
linear_equation
6,632
arithmetic
easy
What is 480 + 196 * 40? Remember order of operations.
8320
Order of operations (PEMDAS): first 196*40=7840, then 480+7840=8320.
basic_operations
6,633
arithmetic
easy
What is 28251 divided by 74? Give answer to 2 decimal places.
381.77
Calculate 28251/ 74 = 381.7703, rounded to 2 decimals is 381.77.
division
6,634
statistics
easy
What is the mean (average) of 69, 56, 59, 47?
57.75
Mean = sum/count. Sum = 69+56+59+47=231. Count=4. Mean=231/4=57.75.
mean
6,635
number_theory
medium
What is the LCM (least common multiple) of 15 and 85?
255
LCM = |15*85| / GCD(15,85). GCD=5, so LCM=1275/5=255.
lcm
6,636
arithmetic
easy
What is 35 * 88?
3080
Multiply: 35 * 88 = 3080.
basic_operations
6,637
algebra
medium
Solve for x: x^2 + 14x + 40 = 0
x = -4, -10
Factor: (x - -4)(x - -10) = x^2 -(-14)x + 40 = 0. So x = -4 or -10. Check sum = -14, product = 40.
quadratic
6,638
algebra
easy
Solve for x: 20x - 10 = 250
13
Add 10 to both sides: 20x = 250+10=260. Then x = 260/20 = 13.
linear_equation
6,639
calculus
medium
What is the derivative of 9x^7 with respect to x?
63x^6
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [9x^7] = 9*7*x^6 = 63x^6.
derivative
6,640
geometry
easy
Find the area of a rectangle with length 74 and width 54.
3996
Area = length * width = 74*54 = 3996.
rectangle_area
6,641
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
6,642
percentages
easy
What is 22% of 995?
218.9
Calculate 22/100 * 995 = 0.22*995 = 218.9.
percentages
6,643
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
6,644
number_theory
medium
What is the LCM (least common multiple) of 93 and 71?
6603
LCM = |93*71| / GCD(93,71). GCD=1, so LCM=6603/1=6603.
lcm
6,645
geometry
easy
Find the perimeter of a rectangle with length 59 and width 54.
226
Perimeter = 2*(length+width) = 2*(59+54) = 2*113 = 226.
rectangle_perim
6,646
statistics
easy
What is the mean (average) of 67, 27, 13, 57?
41
Mean = sum/count. Sum = 67+27+13+57=164. Count=4. Mean=164/4=41.0.
mean
6,647
fractions
medium
What is 1/14 * 13/7? Give as simplified fraction.
13/98
Multiply numerators: 1*13=13. Denominators: 14*7=98. Simplify by gcd 1 to get 13/98.
fraction_operations
6,648
fractions
medium
What is 3/13 + 3/18? Give as simplified fraction.
31/78
Common denominator 13*18=234. 3/13=54/234, 3/18=39/234. Sum = 93/234 = 31/78 simplified.
fraction_operations
6,649
word_problems
easy
If you have 74 books and you buy 33 more books, how many books do you have in total?
107
Add initial 74 plus bought 33: 74+33=107.
addition_word
6,650
exponents
easy
What is 4^5?
1024
4^5 means multiply 4 by itself 5 times: 4*4*4*4*4 = 1024.
exponents
6,651
number_theory
medium
What is the LCM (least common multiple) of 44 and 73?
3212
LCM = |44*73| / GCD(44,73). GCD=1, so LCM=3212/1=3212.
lcm
6,652
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
6,653
arithmetic
easy
What is 956 + 431 * 20? Remember order of operations.
9576
Order of operations (PEMDAS): first 431*20=8620, then 956+8620=9576.
basic_operations
6,654
algebra
easy
Solve for x: 8x + 33 = 113
10
Subtract 33 from both sides: 8x = 113-33=80. Then divide by 8: x = 80/8 = 10.
linear_equation
6,655
arithmetic
easy
What is 18880 / 59?
320
Divide: 18880 ÷ 59 = 320 because 59*320=18880.
division
6,656
algebra
easy
Solve for x: 6x - 21 = 39
10
Add 21 to both sides: 6x = 39+21=60. Then x = 60/6 = 10.
linear_equation
6,657
arithmetic
easy
What is 726 - 37?
689
Subtract: 726 - 37 = 689.
basic_operations
6,658
geometry
easy
Find the area of a triangle with base 81 and height 82.
3321
Area = 0.5*base*height = 0.5*81*82 = 3321.
triangle_area
6,659
word_problems
easy
If you have 12 pencils and you buy 43 more pencils, how many pencils do you have in total?
55
Add initial 12 plus bought 43: 12+43=55.
addition_word
6,660
geometry
easy
Find the circumference of a circle with radius 29. Use pi=3.14159, round to 2 decimals.
182.21
Circumference = 2*pi*r = 2*3.14159*29 = 182.21.
circle_circum
6,661
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
6,662
geometry
easy
Find the area of a rectangle with length 81 and width 57.
4617
Area = length * width = 81*57 = 4617.
rectangle_area
6,663
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
6,664
roots
easy
What is the square root of 441?
21
Find number that when squared gives 441. 21*21=441, so sqrt(441)=21.
square_roots
6,665
fractions
medium
What is 19/18 * 3/19? Give as simplified fraction.
1/6
Multiply numerators: 19*3=57. Denominators: 18*19=342. Simplify by gcd 57 to get 1/6.
fraction_operations
6,666
arithmetic
easy
What is 864 + 464?
1328
Add the two numbers: 864 + 464 = 1328.
basic_operations
6,667
arithmetic
easy
What is 598 - 362?
236
Subtract: 598 - 362 = 236.
basic_operations
6,668
arithmetic
easy
What is 595 - 572?
23
Subtract: 595 - 572 = 23.
basic_operations
6,669
calculus
medium
What is the derivative of 7x^3 with respect to x?
21x^2
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [7x^3] = 7*3*x^2 = 21x^2.
derivative
6,670
fractions
medium
What is 17/10 - 18/18? Give as simplified fraction.
7/10
Common denominator 180. Numerator 306-180=126. So 126/180 simplifies to 7/10.
fraction_operations
6,671
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
6,672
arithmetic
easy
What is 62 + 52 * 3? Remember order of operations.
218
Order of operations (PEMDAS): first 52*3=156, then 62+156=218.
basic_operations
6,673
percentages
easy
What is 76% of 409?
310.84
Calculate 76/100 * 409 = 0.76*409 = 310.84.
percentages
6,674
arithmetic
easy
What is 1475 / 25?
59
Divide: 1475 ÷ 25 = 59 because 25*59=1475.
division
6,675
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
6,676
arithmetic
easy
What is 561 + 900 * 70? Remember order of operations.
63561
Order of operations (PEMDAS): first 900*70=63000, then 561+63000=63561.
basic_operations
6,677
calculus
medium
What is the derivative of 2x^8 with respect to x?
16x^7
Power rule: d/dx [x^n] = n*x^(n-1). So d/dx [2x^8] = 2*8*x^7 = 16x^7.
derivative
6,678
algebra
easy
Solve for x: 1x + 33 = 44
11
Subtract 33 from both sides: 1x = 44-33=11. Then divide by 1: x = 11/1 = 11.
linear_equation
6,679
arithmetic
easy
What is 98 + 77 * 50? Remember order of operations.
3948
Order of operations (PEMDAS): first 77*50=3850, then 98+3850=3948.
basic_operations
6,680
arithmetic
easy
What is 1864 / 8?
233
Divide: 1864 ÷ 8 = 233 because 8*233=1864.
division
6,681
percentages
easy
What is 62% of 799?
495.38
Calculate 62/100 * 799 = 0.62*799 = 495.38.
percentages
6,682
algebra
easy
Solve for x: 19x + 21 = -188
-11
Subtract 21 from both sides: 19x = -188-21=-209. Then divide by 19: x = -209/19 = -11.
linear_equation
6,683
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
6,684
percentages
easy
What is 29% of 282?
81.78
Calculate 29/100 * 282 = 0.29*282 = 81.78.
percentages
6,685
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
6,686
exponents
easy
What is 11^5?
161051
11^5 means multiply 11 by itself 5 times: 11*11*11*11*11 = 161051.
exponents
6,687
arithmetic
easy
What is 249 + 731?
980
Add the two numbers: 249 + 731 = 980.
basic_operations
6,688
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
6,689
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
6,690
percentages
easy
What is 25% of 347?
86.75
Calculate 25/100 * 347 = 0.25*347 = 86.75.
percentages
6,691
number_theory
medium
What is the GCD (greatest common divisor) of 89 and 58?
1
Find greatest number dividing both 89 and 58. Divisors common, greatest is 1.
gcd
6,692
statistics
easy
What is the mean (average) of 31, 95, 13, 99?
59.5
Mean = sum/count. Sum = 31+95+13+99=238. Count=4. Mean=238/4=59.5.
mean
6,693
algebra
medium
Solve for x: x^2 + 11x + 28 = 0
x = -4, -7
Factor: (x - -4)(x - -7) = x^2 -(-11)x + 28 = 0. So x = -4 or -7. Check sum = -11, product = 28.
quadratic
6,694
roots
easy
What is the square root of 484?
22
Find number that when squared gives 484. 22*22=484, so sqrt(484)=22.
square_roots
6,695
roots
easy
What is the square root of 1681?
41
Find number that when squared gives 1681. 41*41=1681, so sqrt(1681)=41.
square_roots
6,696
arithmetic
easy
What is 865 - 698?
167
Subtract: 865 - 698 = 167.
basic_operations
6,697
arithmetic
easy
What is 367 + 131?
498
Add the two numbers: 367 + 131 = 498.
basic_operations
6,698
percentages
easy
What is 67% of 281?
188.27
Calculate 67/100 * 281 = 0.67*281 = 188.27.
percentages
6,699
geometry
easy
Find the area of a circle with radius 3. Use pi=3.14159, round to 2 decimals.
28.27
Area = pi*r^2 = 3.14159*3^2 = 3.14159*9 = 28.27.
circle_area
6,700
exponents
easy
What is 7^3?
343
7^3 means multiply 7 by itself 3 times: 7*7*7 = 343.
exponents