SOLUTION: It takes five men one hundred and twenty days to bild a shed, how many days does t take three men?

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Question 478784: It takes five men one hundred and twenty days to bild a shed, how many days does t take three men?
Answer by Alan3354(69443) About Me  (Show Source):
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It takes five men one hundred and twenty days to bild a shed, how many days does t take three men?
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The job takes 5*120 man-days = 600 man-days
600 man-days/3 men = 200 days