Math MCQ: Pipe A can fill a tank in 10 hours while pipe B can empty it in 15 hours. If both are opened together, how long will it take to fill the tank?

Pipe A can fill a tank in 10 hours while pipe B can empty it in 15 hours. If both are opened together, how long will it take to fill the tank?

Correct Answer: 30 hours

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WhatsApp+91 99922 70404Math MCQ: Pipe A can fill a tank in 10 hours while pipe B can empty it in 15 hours. If both are opened together, how long will it take to fill the tank? | Extra Education