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    Fractions and LCM Word Problems

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    A water tank has an inlet pipe and a drain pipe. A full tank can be emptied in 30 minutes if the drain is opened and an empty tank can be filled in 45 minutes with the inlet pipe opened. If both pipes are accidentally opened when the tank is full, then how long will it take to empty the tank?

    keywords: least, lowest common multiples

    © BrainMass Inc. brainmass.com October 9, 2019, 6:34 pm ad1c9bdddf
    https://brainmass.com/math/consumer-mathematics/fractions-and-lcm-word-problems-91831

    Solution Summary

    An LCM problem is solved.

    $2.19