Mathematics, 01.03.2021 23:50 kc22
An inlet pipe can fill a tank in 10 h. An outlet pipe can drain that same tank in 30 h. The inlet valve is opened, but the
outlet valve is accidentally left open. How long will it take to fill the tank with both valves open? (hint treat the drain
as a negative value and the pipe as a positive value)
(write your answer as a decimal of hours, do not include units)
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An inlet pipe can fill a tank in 10 h. An outlet pipe can drain that same tank in 30 h. The inlet va...
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