A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely ?

A tap can fill a tank in 6 hours. After half the tank is filled three

1.	A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely ?
A.	4 hrs 15 min
B.	3 hrs 24 min
C.	4 hrs 51 min
D.	3 hrs 45 min
Answer» E.

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A tap can fill a tank in 6 hours. After half the tank is filled three more similar taps are opened. What is the total time taken to fill the tank completely ?

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