Question

8. Water is pouring into a cubiodal reservoir at the rate of 60 litres per
minute. If the volume of reservoir is 108 m?, find the number of hours it
will take to fill the reservoir.
​

Answer 1

Answer:

30 hours

Step-by-step explanation:

Volume of the reservoir =108 m  

3

=108×1000 litres

(∵1m  

3

=1000 litres)

The reservoir is filling at the rate of 60 litres per minute.

∴ Required time =  

60

108×1000

​  

min.

=  

60×60

108×1000

​  

hours=30 hours.

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Answer 2

Step-by-step explanation:

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

=60×60108000hours=30hours.