To fill a cistern, pipes P, Q & R take 20, 15 & 12 minutes respectively. The tim – OfficerPath

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MCQ Practice

To fill a cistern, pipes P, Q & R take 20, 15 & 12 minutes respectively. The time in minutes that the three pipes together will take to fill the cistern is:__________?

Subject: MathematicsTopic: Basic Maths

A

5 min

B

10 min

C

15 min

D

20 min

Correct Answer: A

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