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Mathematics, 02.04.2020 20:08 amelvin41
Jim and Regina can complete one job in 4 hours when working together. When working alone, Jim works twice as quickly as Regina. How long will it take each of them to do the job when working alone? If Regina works as quickly as Jim, how long will it take both of them to do the job working together?
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Jim and Regina can complete one job in 4 hours when working together. When working alone, Jim works...
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