Mathematics, 12.04.2020 04:02 Amyra2003
One pipe fills a storage pool in 8 hours. A second pipe fills the same pool in 4 hours. When a third pipe is added and all three are used to fill the pool, it only takes 2 hours. Find how long it takes the third pipe to do the job.
Answers: 3
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One pipe fills a storage pool in 8 hours. A second pipe fills the same pool in 4 hours. When a third...
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