Pipes and Cisterns - Data Intensity 1 :: Discussion


13.A large tanker can be filled by two pipes A and B in 60 and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half?
A.15 min
B.20 min
C.27.5 min
D.30 min
Answer:  Option  D
Explanation:

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Published by:Michael Daani

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