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Question

Water is pouring into a cuboidal reservoir at the rate of 60 litres per minute. If the volume of reservoir is 108m3, find the number of hours it will take to fill the reservoir.

A
30hours
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B
3hours
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C
80hours
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D
None of these
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Solution

The correct option is A 30hours
Volume of the reservoir
=108m3
=108×1000 litres
=108000 litres
Since water is pourind into reservoir @ 60 litres per minute.
Time taken to fill the reservoir
=10800060×60hours=30hours.

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