Question

If 12 pumps can empty a reservoir in 15 hours, find the time required

by 45 such pumps to empty the reservoir.​

Answer 1

ANSWER

4 Hours

EXPLANATION:

Time taken by 12 pumps to empty a reservoir = 15 hrs

Time taken by 1 pump to empty the reservoir = 12×15 = 180 hrs

Time taken by 45 pumps to empty the reservoir = 180÷45= 4 hrs

So, 4 hours is required to empty the reservoir by 45 pumps.

Hope that helps you...

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Answer 2

Answer:

answer

4hour

hope it helps