Question

A drum is 2/5 full.if 75 litres are required to fill it,what is the capacity of the drum?

Answer 1

let the capacity be x litres

2x/5+75 = x

3x/5=75

x=125 litres

Answer 2

LET THE WHOLE CAPACITY OF DRUM BE X

IT WILL BE 2/5x

X-2/5x =75

3/5x = 75

x=75x 5/3

x=125. liters

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