Explore BrainMass

Explore BrainMass

    Writing an Equation from a Word Problem : 'Separately and Both Together' Problem

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    With only the small valve open, all of the liquid can be drained from a large vat in 4 hours. With only the large valve open, all of the liquid can be drained in 2 hours. How long would it take to drain the vat with both valves open?

    © BrainMass Inc. brainmass.com October 7, 2022, 8:41 am ad1c9bdddf

    Solution Preview

    Let x be the amount of liquid in the vat.

    The small valve drains all of the liquid in 4 hours; therefor the rate of flow from the small valve is x/4 per ...

    Solution Summary

    A 'Separately and Both Together' problem is solved, and the general formula of this problem type is discussed.