Find all School-related info fast with the new School-Specific MBA Forum
Learn more about the recent changes... close

It is currently 19 May 2013, 23:00
Customize  |  Hide

Search
Register
New posts
Unanswered

Does P^2 = Q if P is a prime number? (1) Q^2 - P^2 = 0 (2)

  Question banks Downloads My Bookmarks Reviews  
  Oldest Best Reply
Search for:
 
Print view
First unread post
Author Message
TAGS:
VP
VP
User avatar
Joined: 22 Oct 2006
Posts: 1447
Schools: Chicago Booth '11
Followers: 7

Kudos [?]: 136 [0], given: 12

GMAT Tests User
Does P^2 = Q if P is a prime number? (1) Q^2 - P^2 = 0 (2) [#permalink] New post 12 Mar 2008, 08:59
00:00

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
Does P^2 = Q if P is a prime number?

(1) Q^2 - P^2 = 0
(2) P^2 = 49
CEO
CEO
User avatar
Joined: 17 Nov 2007
Posts: 3591
Concentration: Entrepreneurship, Other
Schools: Chicago (Booth) - Class of 2011
GMAT 1: 750 Q50 V40
Followers: 230

Kudos [?]: 1298 [0], given: 346

GMAT ToolKit User GMAT Tests User
Re: DS - Prime Number [#permalink] New post 12 Mar 2008, 09:38
A

1. P^2 = Q^2 and P^2=Q. It is possible only if Q=1,0 and P=+/-1,0. But -1,0,1 is not a prime number. Therefore, 1 is sufficient: P^2 <> Q

2. nothing about Q (Q may be 49 or 50, for example). insufficient
_________________

iPhone/iPod/iPad: GMAT ToolKit - The bestselling GMAT prep app | GMAT Club (free) | PrepGame | GRE ToolKit | LSAT ToolKit
Android: GMAT ToolKit (NEW!). POLL: What tool do you need next?
Math: GMAT Math Book ||| General: GMATTimer ||| Chicago Booth: Slide Presentation
The People Who Are Crazy Enough to Think They Can Change the World, Are the Ones Who Do.

Find out what's new at GMAT Club - latest features and updates

Re: DS - Prime Number   [#permalink] 12 Mar 2008, 09:38
    Similar topics Author Replies Last post
Similar
Topics:
 New posts Does p^2 = q if p is a prime number? (1) q^2 - P^2 = 0 (2) Vithal 8 04 Jun 2005, 17:43
New posts Does p^2=q if p is a prime number? 1. q^2-p^2=0 2. p^2=49 Dilshod 6 24 Jul 2005, 07:04
New posts Does p^2 = q if p is a prime number? (1) q^2 - p^2 = 0 (2) TeHCM 8 20 Nov 2005, 21:46
New posts Does p^2=q if p is prime? 1. q^2-p^2=0 2. p^2=49 a) 1 is HVD1975 3 10 Sep 2008, 11:10
New posts EXPERTS_POSTS_IN_THIS_TOPIC Does p^2 = q if p is a prime number? babusona 2 08 Apr 2012, 14:08
Display posts from previous: Sort by

Does P^2 = Q if P is a prime number? (1) Q^2 - P^2 = 0 (2)

  Question banks Downloads My Bookmarks Reviews  
Print view
First unread post

Moderators: Bunuel, VeritasPrepKarishma, IanStewart

Search for:


GMAT Club MBA Forum Home| About| Privacy Policy| Terms and Conditions| GMAT Club Rules| Contact| Sitemap

Powered by phpBB © phpBB Group and phpBB SEO

Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.

Main navigation

GMAT Resources

Partners

MBA Resources

www.gmac.com|www.mba.com