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Two pipes A and B can fill a tank in 15 ...

Two pipes A and B can fill a tank in 15 hours and 18 hours, respectively. Both pipes are opened simultaneously to fill the tank. In how many hours will the tank be filled?

A

`8 (2)/(11)`

B

`7 (2)/(11)`

C

`9 (2)/(11)`

D

`10 (2)/(11)`

Text Solution

Verified by Experts

The correct Answer is:
A
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