Question

3/4 of a number is 21 what is the number​

Answer 1

You can check this by increasing by 3/4 of the number which is 9. Adding the number with the increase gives 12 + 9 =21.

Answer 2

ANSWER

$\huge\sf\pink{ x → 28}$

EXPLANATION

Let the number be x

$\huge\sf\purple{{\frac{3}{4}× x → 21}}$

$\huge\sf\red{x → 21÷{\frac{3}{4}}}$

$\huge\sf\blue{ x → 21×{\frac{4}{3}}}$

$\huge\sf\green{ x → 7×4}$

$\huge\sf\orange{ x → 28}$

So,

The number => 28