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# Running at their respective constant rates, machine X takes

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Manager
Joined: 06 Nov 2008
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Running at their respective constant rates, machine X takes [#permalink]  11 Dec 2008, 17:01
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?

A. 4
B. 6
C. 8
D. 10
E. 12
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Joined: 21 Apr 2008
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Re: machinex [#permalink]  11 Dec 2008, 17:08
E = 12 days

This question has been going around in the club, I would suggest you give it a search....
Re: machinex   [#permalink] 11 Dec 2008, 17:08
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# Running at their respective constant rates, machine X takes

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