Find all School-related info fast with the new School-Specific MBA Forum

 It is currently 03 Jul 2015, 04:23

GMAT Club Daily Prep

Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

GMATPrep1 - DS

Author Message
TAGS:
Senior Manager
Joined: 29 Jan 2007
Posts: 450
Location: Earth
Followers: 2

Kudos [?]: 45 [0], given: 0

GMATPrep1 - DS [#permalink]  21 Apr 2008, 21:21
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
Try this OA : C
Attachments

GMATPrep1 DS3.jpg [ 7.83 KiB | Viewed 640 times ]

CEO
Joined: 17 Nov 2007
Posts: 3574
Concentration: Entrepreneurship, Other
Schools: Chicago (Booth) - Class of 2011
GMAT 1: 750 Q50 V40
Followers: 414

Kudos [?]: 2244 [0], given: 359

Re: GMATPrep1 - DS [#permalink]  21 Apr 2008, 21:33
Expert's post
Maybe D?

xy is even only if x or y is even.

Let x and y are odd.

1) 5*odd-4*odd = odd - even = odd. Sufficient

2) 6*odd+7*odd = even + odd = odd. Sufficient
_________________

HOT! GMAT TOOLKIT 2 (iOS) / GMAT TOOLKIT (Android) - The OFFICIAL GMAT CLUB PREP APP, a must-have app especially if you aim at 700+ | PrepGame

Senior Manager
Joined: 29 Jan 2007
Posts: 450
Location: Earth
Followers: 2

Kudos [?]: 45 [0], given: 0

Re: GMATPrep1 - DS [#permalink]  21 Apr 2008, 21:42
yup. did it same way. thought it was good one.
Director
Joined: 14 Aug 2007
Posts: 734
Followers: 8

Kudos [?]: 123 [0], given: 0

Re: GMATPrep1 - DS [#permalink]  21 Apr 2008, 22:13
kyatin wrote:
Try this OA : C

1) tells that x is even. suff for xy to be even

2) tells that y is even. suff for xy to be even

D
Re: GMATPrep1 - DS   [#permalink] 21 Apr 2008, 22:13
Similar topics Replies Last post
Similar
Topics:
gmatprep1 DS 2 02 Aug 2009, 19:23
DS -gmatprep1 -- sequence numbers 1 11 Mar 2009, 17:29
GMATPrep1 - DS 5 21 Apr 2008, 21:13
GMATPrep1 - DS 4 21 Apr 2008, 21:08
GMATPrep#1: At a certain pet shop, 1/3 of pets... (DS) 2 01 Oct 2007, 15:13
Display posts from previous: Sort by