Question

IB exams

A number when divided by 4 is reduced by 21. the number is ?

Answer 1

let the number is x

$x- \frac{x}{4} =21\\ \\ \frac{3x}{4}=21\\\\x = \frac{4}{3} \times 21 = 28$

So number is 28.

Answer 2

Answer:

hen we get to solve such questions, then the first step must be to assume our answer as a variable like ' x '.So,Let the required number be ' x ' .If ... More