Question

A tank is 3/5 ful of water 50lit more are required to fil it how many liters can the tank hold

Answer 1

Let the volume of tank be x.
Given,
$\frac{3}{5} x + 50 = x \\ \frac{2}{5} x = 50 \\ x = 125 \: litre$
Thus tank can hold 125 litre