A sludge pool is filled by two inlet pipes. One pipe can fill the pool in 10 days and the other pipe can fill it in 25 days. However, if no sewage is added, waste removal will empty the pool in 39 days.

asked Mar 13, 2023 177k views

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6 votes

Answer:

35 days because waste removals will empty the pool in 39 days

KrekkieD answered Mar 18, 2023

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