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QA - Placement Quizzes | Pipes and Cisterns | Question 5
Working alone, two pipes A and B require 9 hours and 6.25 hours more respectively to fill a pool than if they were working together. Find the total time taken to fill the pool if both were working together.
(A)
6
(B)
6.5
(C)
7
(D)
7.5
Answer
Please comment below if you find anything wrong in the above post
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