Bhanu Chaudhary
Poll
Professional
Asked: 2022-03-03T17:55:05+05:30

A pipe can fill a tank in 10 h, while an another pipe can empty it in 6 h. Find the time taken to empty the tank, when both the pipes are opened up simultaneously

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A pipe can fill a tank in 10 h, while an another pipe can empty it in 6 h. Find the time taken to empty the tank, when both the pipes are opened up simultaneously

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    1 Answer

    1. Professional

      Correct Answer: 15 h

      Part filled by 1st pipe in 1 h = 1/10

      Part emptied by 2nd pipe in 1 h = 1/6

      Part emptied when both the pipes are opened up

      = 1/6 – 1/10 = 5−3/30=2/30=1/15

      Hence, time taken to empty the full tank in 15 h.

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    aalan