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A tap can fill a cistern in 6 hours. Aft...

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

A

`3(3)/(4)`

B

4

C

3

D

5

Text Solution

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The correct Answer is:
A
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  10. Two pipes A and B can fill a tank in 3 hours and 3 hours 45 minutes re...

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  15. There are three pipes A, B and C which can fill a tank in 10 hours, 15...

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  16. A cistern can be filled by two pipes in 30 min and 36 min respectively...

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  18. Two pipes are running continuously to fill the tank. The 1st pipe has ...

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