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Two taps A and B can fill a tank in 10 h...

Two taps A and B can fill a tank in 10 hours and 40 hours respectively. In how many hours will the tank be filled, if both the taps were opened simultaneously?

A

5

B

6

C

7

D

8

Text Solution

Verified by Experts

The correct Answer is:
D

Find the part of the tank filled by A and B together in one hour .
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PEARSON IIT JEE FOUNDATION-TIME AND WORK, PIPES AND CISTERNS-CONCEPT APPLICATION (LEVEL-1)
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