A tap can fill a tank in 8 hrs. 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 8 hrs. After half the tank is filled, three m

1.	A tap can fill a tank in 8 hrs. After half the tank is filled, three more similar taps are opened. What is the total time taken to fill the tank completely?
A.	6 hrs
B.	5 hrs
C.	3 hrs
D.	4 hrs
Answer» C. 3 hrs

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A tap can fill a tank in 8 hrs. 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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