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Mathematics, 14.04.2020 22:56 julianjacobg126

One pipe fills a storage pool in 15 hours. A second pipe fills the same pool in 5 hours. When a third pipe is added and all three are used to fill the pool, it takes only 3 hours. Find how long it takes the third pipe to do the job.
The third pipe can fill the pool alone in hours.

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One pipe fills a storage pool in 15 hours. A second pipe fills the same pool in 5 hours. When a thir...

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