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A tank is filled by two pipes in 9 hours and 18 hours respectively. If both pipe
Practice Questions
Q1
A tank is filled by two pipes in 9 hours and 18 hours respectively. If both pipes are opened together, how long will it take to fill the tank?
6 hours
7 hours
8 hours
9 hours
Questions & Step-by-Step Solutions
A tank is filled by two pipes in 9 hours and 18 hours respectively. If both pipes are opened together, how long will it take to fill the tank?
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