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Kopy Kwik has 2 copiers. One can produce a year end report in 20 min. The other can produce the same document in 30 min. How long would it take both machines, working together, to produce the report?
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Kopy Kwik has 2 copiers. One can produce a year end report in 20 min. The other can produce the same document in 30 min. How long would it take both machines, working together, to produce the report?

User Thomas Mathew
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It would take them about 10 minutes I'm pretty sure.

User Dockstar
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