SOLUTION: it takes Mark five hours to paint a fence. Abharsa can paint the same fence in nine hours. if they worked together how long would it take them to paint the same fence?
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Question 940473: it takes Mark five hours to paint a fence. Abharsa can paint the same fence in nine hours. if they worked together how long would it take them to paint the same fence?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
Mark paints fence per hour.
Abharsa paints fence per hour.
Together they paint per hour.
It would take them =3.2 hours to paint the fence.
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