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

It is currently 25 Oct 2014, 04:18

Close

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
Your Progress

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

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.

Events & Promotions

Events & Promotions in June
Open Detailed Calendar

If xyz>0, is x(y^2)(z^3)>0? 1) y>0 2) x>0

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
VP
VP
User avatar
Joined: 29 Dec 2005
Posts: 1351
Followers: 7

Kudos [?]: 28 [0], given: 0

If xyz>0, is x(y^2)(z^3)>0? 1) y>0 2) x>0 [#permalink] New post 27 Apr 2006, 19:18
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions
If xyz>0, is x(y^2)(z^3)>0?

1) y>0
2) x>0
Manager
Manager
avatar
Joined: 13 Dec 2005
Posts: 224
Location: Milwaukee,WI
Followers: 1

Kudos [?]: 7 [0], given: 0

 [#permalink] New post 27 Apr 2006, 19:54
for this case it should be A .

given xyz > 0

take case1 y > 0

say x y z all + so x(y^2)(z^3) > 0

say x - y + and z - so x(y^2)(z^3) > 0

A is suff


take case B x > 0

say x y z all + so x(y^2)(z^3) > 0

say x + y - and z - so x(y^2)(z^3) < 0

B is in suffcient
  [#permalink] 27 Apr 2006, 19:54
    Similar topics Author Replies Last post
Similar
Topics:
If xyz > 0, is (x)(y^2)(z^3) < 0 ? (1) y < 0 (2) x gluon 4 11 Nov 2007, 08:44
If xyz > 0, is x*y^2*z^3 < 0? 1) y < 0 2) x > 0 asaf 3 10 Jul 2007, 14:53
If xyz>0, is x(y)^(2z)^3>0 1) y>0 2) x>0 Professor 1 27 Apr 2006, 19:21
If xyz>0, is (xy)^(2z)^3>0 1) y>0 2) x>0 Professor 7 27 Apr 2006, 19:17
If xyz>0, is xy^2z^3>0 1) y>0 2) x>0 getzgetzu 7 26 Apr 2006, 02:43
Display posts from previous: Sort by

If xyz>0, is x(y^2)(z^3)>0? 1) y>0 2) x>0

  Question banks Downloads My Bookmarks Reviews Important topics  


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®.