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Pipe 'A' can empty a full tank in 20 min...

Pipe 'A' can empty a full tank in 20 minutes. The diameter of another pipe 'B' is twice the diameter of pipe A. If both pipes A and B are joined to the tank, the time taken by both pipes to empty the tank is.

A

`10^(1/2)` minutes

B

25 minutes

C

15 minutes

D

`6^(2/3)` minutes

Text Solution

Verified by Experts

The correct Answer is:
D
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