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# This seems like an innocuous problem but for some reason I

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Director
Joined: 10 Feb 2006
Posts: 654

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This seems like an innocuous problem but for some reason I [#permalink]

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08 Jun 2008, 18:53
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

This seems like an innocuous problem but for some reason I can't seem to find the trick to do this one. Please help

If x + y = 8z, then which of the following represents the aver(arithmetic mean), of x,y and z in terms of z?

2z + 1
3z
5z
z/3
3z/2
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SVP
Joined: 04 May 2006
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Schools: CBS, Kellogg

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08 Jun 2008, 18:58
[x+y+z]/3=9z/3 =3z =B, you must have worked overload!
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Director
Joined: 10 Feb 2006
Posts: 654

Kudos [?]: 634 [0], given: 0

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08 Jun 2008, 18:59
oh for the love of god, my mind's fried today. thanks
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GMAT the final frontie!!!.

Kudos [?]: 634 [0], given: 0

Re: average   [#permalink] 08 Jun 2008, 18:59
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# This seems like an innocuous problem but for some reason I

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