Question

an engine pumps out of 850 liters of water in one minute. how many hours will it take to pump out 1377000 liters of water

Answer 1

850 l : 1377000 l :: 1 minutes : y minutes

1377000×1 = 850×y
1377000/850 = y
1620 minutes = y
1620/60 hours = y
27 hours = y

so it will take 27 hours

Answer 2

Given,
An engine pumps out of 850 liters of water in one minute.
A/q,
It will take to pump out 1377000 liters of water in = 1377000/850/60 hours
= 27 hours
Hence, It will take to pump out 1377000 liters of water in 27 hours. Answer

I hope this will help you