Pipes and Cisterns - Data Intensity 1 :: Discussion


22.Pipes A and B can fill a tank in 5 and 6 hours respectively. Pipe C can empty it in 12 hours. If all the three pipes are opened together, then the tank will be filled in?
A.1 13/17 hours
B.2 8/11 hours
C.3 9/17 hours
D.4 1/2 hours
Answer:  Option  C
Explanation:

Tutorial Link:
Published by:Michael Daani

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