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Running at their respective constant rates, machine X takes [#permalink]
07 Dec 2005, 14:43
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Running at their respective constant rates, machine X takes 2 days longer to produce w widgets than machine Y. At these rates, if the two machines together produce (5/4)*w widgets in 3 days, how many days would it take machine X alone to produce 2w widgets?
Please tell how much time it took to reach ans, honestly _________________
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