IBPS RRB PO Mains 25 Sep 2021 Paper

A man build an overhead water tank which lasts full 10 days for his colony of 200 people. If the water requirement is 12 lit per head per day and ratio of the height, width and length of the water tank is 2 : 3 : 4, find out the area of the square whose length of each side is equal to the height of the tank.