Math, asked by ayanhusain92, 1 year ago

28 pumps can empty a reservoir in 18 hours in how many hours can 42 such pumps do the same work

Answers

Answered by santhosraj14gmailcom
35
no.of pumps = 28

time taken to empty the reservoir = 18 hrs.

Time taken to empty the reservoir in 1 hr = 28/18

= 1.5 hrs.

no. of pumps = 42

time taken to empty the reservoir by 42 pumps = 1.5 × 42

= 63 hrs //.

hope the answer will be helpful to you .

THANK YOU!
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