22. Water is pouring into a cubiodal reservoir at the rate of 60 litres per minute. If the volume of reservoir is
108 cm3. Find the number of hours it will take to fill the reservoir
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Answer:
Volume of the reservoir
=108m
3
=108×1000 litres
=108000 litres
Since water is pourind into reservoir @ 60 litres per minute.
∴ Time taken to fill the reservoir
=
60×60
108000
hours=30hours.
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