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Thread: math word problem

  1. 04-25-2012, 05:25 PM #1
    Hannalise
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    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.
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  2. 04-26-2012, 06:07 AM #2
    gortwell
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    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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