Pipe A can fill a tank in 20 minutes and...

Pipe A can fill a tank in 20 minutes and pipe B can fill the tank in 30 minutes. Both the pipes can fill at the rate of 8 liters per second. What is the capcity of the tank (in litress) ?

A

5670

B

6570

C

6750

D

5760

Text Solution

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The correct Answer is:

D

Find the part of the tank filled in one minute by a and B together and proceeds

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