Question

if 12 buckets of water can hold 108 liters of water how many such bucket will be needed to store 162 liter of water

Answer 1

108 l of water can be hold by 12 buckets
1l of water can be hold by 12/108 buckets
162 l of water can be hold by 12/108*162=18 buckets

Answer 2

18 buckets. 1 bucket can hold 9 liters of water. So divide 162 by 9.