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Pipe A can fill a tank in 18 hours and pipe B in 9 hours. Both are opened together, but pipe B is closed after 3 hours. How long will pipe A take to fill the remaining part of the tank?

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Question 1 of 1

Pipe A can fill a tank in 18 hours and pipe B in 9 hours. Both are opened together, but pipe B is closed after 3 hours. How long will pipe A take to fill the remaining part of the tank?
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Practice the full set: Pipes and Cisterns: Formulas, Shortcuts and Solved Examples — MCQs with Answers (Set 2) (25 MCQs) →

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