Math, asked by 13072, 4 months ago

If 12 pumps can empty a reservoir in 1hour 20 minutes, then how many hours required by 8 such pumps to empty the same reservoir?

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Answered by sushreetejaswani

0

Answer:

no.of pumps empty a reservoir in 1hr 20min(80min)=12

no.of pumps empty a reservoir in 1min= 12/80=0.15min

8 pumps empty a reservoir=0.15×8

=1hr 2min

Answered by mhppurohit

2

Thanks!

Well, what u are doing?

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