Mathematics, 01.07.2019 23:30 Ostritch8336
Mark can paint a room in 3 hours, frank can paint an identical room in 4 hours. how many hours would it take mark and frank to paint the room together at their respective rates.?
Answers: 1
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Mark can paint a room in 3 hours, frank can paint an identical room in 4 hours. how many hours would...
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