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Mathematics, 17.11.2020 22:00 Meap12345678910

One pipe can fill a tank in 24 minutes, a second can fill it in 8 minutes, and a third can fill it in 12 minutes. If the tank is empty, how long will the three pipes, operating together, take to fill it? 4 4/5 minutes
4 minutes
1/6 minute

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