Question

Translate the question to a proportion. Do not solve. Use the letter a if the unknown is the amount, the letter b if the unknown is the base and p if the unknown is a percent. a) 85% of 56 is what number?b) 30% of what number is 36?

Answer 1

(a).

Let us call the unknown number a, then we know that

`(85)/(100)*56=a`

(b).

Let us call the unknown number b, then we know that

`(30)/(100)* b=36`