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Two pipes A and B can fill a tank in 100...

Two pipes A and B can fill a tank in 100 minutes and 120 minutes respectively. Pipe C can alone empty the same tank in 200 minutes. If all three pipes are opened together, then in how many minutes will the tank be filled?

A

100

B

80

C

75

D

120

Text Solution

Verified by Experts

The correct Answer is:
C
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