One pump can fill a swimming pool in 8 hours and another pump can fill it in 10 hours. If both pumps are opened at the same time, how many hours will it take to fill the pool?

Question

Saunders

Mathematics

30 August, 16:32

One pump can fill a swimming pool in 8 hours and another pump can fill it in 10 hours. If both pumps are opened at the same time, how many hours will it take to fill the pool?

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Talia Mueller · Answer 1

It will take 9 hrs to fill up the pool. FIrst you add both hours together which are 8 and 10 which you get 18. Then you divide 18 by two because you are using both pumps and you get 9.