Answer:
20
Step-by-step explanation:
Steps to solve "9 is 45 percent of what number?"
We have, 45% × x = 9
or,
45
100
× x = 9
Multiplying both sides by 100 and dividing both sides by 45,
we have x = 9 ×
100
45
x = 20
If you are using a calculator, simply enter 9×100÷45, which will give you the answer.
