Question

21 is 75% of what number?

Answer 1

We need to find 21 is 75% of what number

Let the number is x

So, 75% of x = 21

So,

$\begin{gathered} \frac{75}{100}\cdot x=21 \\ \\ x=21\cdot\frac{100}{75}=28 \end{gathered}$

so, the number will be 28