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If x and y are positive integers such that x=8y+12...

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caralodigiani
 Post subject: If x and y are positive integers such that x=8y+12...
 Post Posted: Sun Sep 19, 2010 7:31 pm 
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Posts: 4
GMAT Prep CAT #2 - Data Sufficiency

IF x and y are positive integers such that x=8y+12, what is the greatest common divisor of x and y?

(1) x=12u, where u is an integer.
(2) y=12z, where z is an integer.


Can you help me figure this one out? Thank you!
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parthatayi
 Post subject: Re: If x and y are positive integers such that x=8y+12...
 Post Posted: Mon Sep 20, 2010 12:49 am 
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Course Students


Posts: 40
caralodigiani wrote:
GMAT Prep CAT #2 - Data Sufficiency

IF x and y are positive integers such that x=8y+12, what is the greatest common divisor of x and y?

(1) x=12u, where u is an integer.
(2) y=12z, where z is an integer.


Can you help me figure this one out? Thank you!


in-x-and-y-are-positive-integers-such-that-x-8y-12-t902.html

Thanks and Regards,
Partha.
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tim
 Post subject: Re: If x and y are positive integers such that x=8y+12...
 Post Posted: Sat Sep 25, 2010 7:04 am 
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ManhattanGMAT Staff


Posts: 2242
Location: Southwest Airlines, seat 21C
thanks, Partha..

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Tim Sanders
Manhattan GMAT Instructor
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