Math, asked by biswassreeparna78, 3 days ago

There are two taps A and B, fitted to a cistern. The tap A can fill the cistern in 2 minutes and the tap B can empty it in 4 minutes. When the cistern is half full of water the two taps are opened simultaneously. How long will it take to fill the cistern completely?

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Answered by taesugk

1

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