I have the number 640 and the number 80. I need to figure out what percentage 80 is of 640.

unknown values: p

equation: p/100*640=80

answer: 12.5% | 12.5

When the number n is multiplied by 4, the result is the same as when 4 is added to n. What is the value of 3n?

unknown values: 3*n

equation: 4*n = 4 + n

answer: 4

When the number w is multiplied by 4, the result is the same as when 4 is added to w. What is the value of 3w?

unknown values: 3*w

equation: 4*w = w + 4

answer: 4

if 4 less than 3 times a certain number is 2 more than the number, what is the number

unknown values: x

equation: 3*x - 4 = 2 + x

answer: 3

when twice a number is decreased by 8, the result is the number increased by 7. find the number?

unknown values: x

equation: 2*x - 8 = x + 7

answer: 15

3 less than 5 times a number is 11 more than the number? Find the number.

unknown values: n

equation: 5*n - 3 = 11 + n

answer: 7/2 | 3.5

What is 5/9 times 36?

unknown values: x

equation: x = 5/9 * 36

answer: 20

what number is 5 sixths of 100?

unknown values: x

equation: x = 5/6 * 100

answer: 250/3 | 83.333

What is the sum of the consecutive integers from 15 to 55 (inclusive)?

unknown values: x

equation: x = (15 + 55)(55 - 15 + 1)/2

answer: 1435

If every number between 1 and 365 were added together, what would the total be?

unknown values: x

equation: x = (1+365)(365-1+1)/2

answer: 66795