# Q : 6    A village, having a population of 4000, requires 150 litres of water per head per day. It has a tank measuring . For how many days will the water of this tank last?

Given,

Dimensions of the tank =

4000 people requiring 150 litres of water per head per day

The total volume of water required =

Let the number of days the water will last be

We know,

The volume of a cuboid =

The volume of the water tank =

According to question,

Therefore, the water in the tank will last for 3 days.

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