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Thread: math word problem

  1. #1

    Need help on math word problem PLease:)

    If a crew of 4 people take 2.5 hours to clean a house, then how long should a crew of 3 take to clean the same house? assuming athat all the cleaning crew clean at the same rate.
    Last edited by Hannalise; 04-25-2012 at 05:31 PM.

  2. #2
    New Member
    Join Date
    Apr 2012
    Posts
    29
    Or, from another angle, how many man(woman) hours does it take to clean the house?
    Split this time between 3 people instead of 4.

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