Question

If 39 is 10% of a number, what is that number? How did you find your answer?

Answer 1

Explanation:

Let the no. be x

`10\% \: of \: x = 39`

`(10)/(100) x = 39`

`(1)/(10) x = 39`

`x = 39 * 10 = 390`

Therefore , the no. is 390

Answer 2

The numeber is

`390`

Explanation:

`10\% = 39 \\ 1\% \: \: \: = (39)/(10) = 3.9 \\ so \\ 100\% = 3.9 * 100 \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 390`