Question

If 45 is 15% of a value, what is that value??

Answer 1

percent means parts out of 100
15%=15/100=0.15

'of' means mutiply
45=0.15 times a value
divide both sides by 0.15
300=a value

the value is 300

Answer 2

15/100=0.15
45/0.15=300
so 45 is 15% of 300