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OpenStudy (anonymous):
Megan can paint a house in 30 hours by herself. Ben can paint same house by himself in 40 hours. How long would it take them to paint the house if they work together?
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OpenStudy (anonymous):
35hr. I used average.
Parth (parthkohli):
If they work together, then it'd be the half of average, i.e 17.5
OpenStudy (anonymous):
^ didn't think of that. thanks.
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