Question

Fifteen is 5% of what number?

Answer 1

5 goes into 100% 20 times
20x15=300

Answer 2

so 15 is 5% of a number
x% means x/100 so
5%=5/100=1/20

so 15=1/20
multiply both sides by 20
300=1of the nuber

the answer is 300