SOLUTION: An inlet pipe can fill an empty swimming pool in 5 hours, and another inlet pipe can fill the pool in 3 hours. How long will it take both pipes to fill the pool?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: An inlet pipe can fill an empty swimming pool in 5 hours, and another inlet pipe can fill the pool in 3 hours. How long will it take both pipes to fill the pool?       Log On


   

Question 880092: An inlet pipe can fill an empty swimming pool in 5 hours, and another inlet pipe can fill the pool in 3 hours. How long will it take both pipes to fill the pool?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
The rates are added simply.
1%2F5%2B1%2F3=%283%2B5%29%2F15=8%2F15.

How many HOURS for ONE TANK, highlight%2815%2F8%29.