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# IF X AND Y ARE POINTS ON THE NUMBER LINE WHAT IS THE VALUE

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Senior Manager
Joined: 02 Dec 2007
Posts: 419
IF X AND Y ARE POINTS ON THE NUMBER LINE WHAT IS THE VALUE  [#permalink]

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27 Sep 2008, 03:17
IF X AND Y ARE POINTS ON THE NUMBER LINE WHAT IS THE VALUE OF X+ Y

1) 6 IS HALF WAY BETWEEN X AND Y

2) Y= 2X

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Intern
Joined: 24 Aug 2008
Posts: 8

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27 Sep 2008, 10:48
Nihit wrote:
IF X AND Y ARE POINTS ON THE NUMBER LINE WHAT IS THE VALUE OF X+ Y

1) 6 IS HALF WAY BETWEEN X AND Y

2) Y= 2X

1) 6 = (x+y)/2 => 12 = x+y Sufficient
2) X+Y = X+2X = 3X Not Sufficient
VP
Joined: 05 Jul 2008
Posts: 1328

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27 Sep 2008, 11:22
gmattitude wrote:
Nihit wrote:
IF X AND Y ARE POINTS ON THE NUMBER LINE WHAT IS THE VALUE OF X+ Y

1) 6 IS HALF WAY BETWEEN X AND Y

2) Y= 2X

1) 6 = (x+y)/2 => 12 = x+y Sufficient
2) X+Y = X+2X = 3X Not Sufficient

Agreed. A is correct

--== Message from GMAT Club Team ==--

This is not a quality discussion. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.
Re: number line &nbs [#permalink] 27 Sep 2008, 11:22
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# IF X AND Y ARE POINTS ON THE NUMBER LINE WHAT IS THE VALUE

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