Question

A container is one fifth full of water .If 40 litres of water is required to fill it up completely, then what is the capacity of the container?

Answer 1

Let capacity of container be x
(1/5)×x+40=x
x/5+40=x
x-x/5=40
4x/5=40
x=40×5/4
=50

Answer 2

I think this answer is right