SOLUTION: an inlet pip can fill a pool in 10 hours and the drain can empty it in 15 hours. if the pool is 1/3 of the way full and both the inlet and the drain pipes are open, how long will i

Algebra ->  Finance -> SOLUTION: an inlet pip can fill a pool in 10 hours and the drain can empty it in 15 hours. if the pool is 1/3 of the way full and both the inlet and the drain pipes are open, how long will i      Log On


   



Question 1170195: an inlet pip can fill a pool in 10 hours and the drain can empty it in 15 hours. if the pool is 1/3 of the way full and both the inlet and the drain pipes are open, how long will it take to fill the rest of the pool?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
FILL rate in pools%2Fhour is 1%2F10-1%2F15.
Question means, how much time to fill 2%2F3 of the pool, since 1%2F3 pool is already filled.

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20 hours
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