Question

45 is 25% of a number. find the number.

Answer 1

25 × x = 45

or 25÷100 × x= 45

Answer 2

25 × x = 45

or 25÷100 × x= 45

multiplying both sides by 100 and dividing both sides by 25, we have x = 45×100÷25

therefore, x = 180

( if you use a calculator simply enter 45×100÷ 25)