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A cistern has two pipes. One can till it...

A cistern has two pipes. One can till it with water in 8 hours and other can empty it in 5 hours. In how many hours will the cistern be emptied if both the pipes are opened together when `3/4` of the cistern is already full of water? `3 1/3hou r s` b. `6\ hou r s` c. `10\ hou r s` d. `\ 13 1/3hou r s`

A

`13(1)/(3)` hours

B

10 hours

C

6 hours

D

`3(1)/(3)` hours

Text Solution

Verified by Experts

The correct Answer is:
B
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