SOLUTION: a large hose can fill a swimming pool in 5 hours. a smaller house needs 8 hours to fill the same pool. how long will it take to fill the pool if both houses are used?

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Question 975441: a large hose can fill a swimming pool in 5 hours. a smaller house needs 8 hours to fill the same pool. how long will it take to fill the pool if both houses are used?
Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!

If A can do a job in x time periods, then A can do of the job in 1 time period. Likewise, if B can do the same job in y time periods, then B can do of the job in 1 time period.

So, working together, they can do



of the job in 1 time period.

Therefore, they can do the whole job in:



time periods.

John

My calculator said it, I believe it, that settles it

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