Answer:
= 90%
Step-by-step explanation:
"72 is 80 percent of what number?"
We have, 80% × x = 72
or,
80
100
× x = 72
Multiplying both sides by 100 and dividing both sides by 80,
we have x = 72 ×
100
80
x = 90
If you are using a calculator, simply enter 72×100÷80, which will give you the answer.
