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Mathematics, 27.03.2020 02:57 MZ2017

John can finish a paper route in 4 hours, and Andrew
can finish the same paper route in 7 hours. If they work together,
how long would it take them to finish the paper route?

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Answers: 1

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John can finish a paper route in 4 hours, and Andrew
can finish the same paper route in 7 hour...
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