Question

Divide $54$ into two parts such that one part is $2/7$ of the other.

Answer 1

Let one part of $54$ be $x$.

$\therefore x+\frac{2}{7}x=54⟹\frac{9}{7}x=54$

$⟹x=42$

$\frac{2}{7}x=12$

The numbers are $42,12$