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

It is currently 29 Aug 2016, 11:40
GMAT Club Tests

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

What is the greatest common factor of the positive integers

  post reply Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
Director
Director
User avatar
Affiliations: FRM Charter holder
Joined: 02 Dec 2006
Posts: 734
Schools: Stanford, Chicago Booth, Babson College
Followers: 13

Kudos [?]: 67 [0], given: 4

What is the greatest common factor of the positive integers [#permalink]

Show Tags

New post 14 Feb 2007, 06:06
00:00
A
B
C
D
E

Difficulty:

(N/A)

Question Stats:

100% (01:33) correct 0% (00:00) wrong based on 2 sessions

HideShow timer Statistics

This topic is locked. If you want to discuss this question please re-post it in the respective forum.

What is the greatest common factor of the positive integers j and k?
(1) k = j + 1
(2) jk is divisible by 5.
SVP
SVP
User avatar
Joined: 01 May 2006
Posts: 1798
Followers: 9

Kudos [?]: 137 [0], given: 0

 [#permalink]

Show Tags

New post 14 Feb 2007, 07:11
(A) for me :)

From 1
k = j + 1... the greatest common factor is 1.

SUFF.

From 2
k*j = 5*i where i is an integer.

o If k=1 and j=5, then the greatest common factor is 1
o If k=2 and j=10, then the greatest common factor is 2

INSUFF.
SVP
SVP
User avatar
Joined: 05 Jul 2006
Posts: 1512
Followers: 5

Kudos [?]: 244 [0], given: 39

GMAT ToolKit User
 [#permalink]

Show Tags

New post 14 Feb 2007, 17:30
What is the greatest common factor of the positive integers j and k?
(1) k = j + 1
(2) jk is divisible by 5.

from one

2 successive intigers ( as far as i know any 2 successive intigers are said to be relatively prime

ie: the gcf =1

from two

insuff

A TOO
  [#permalink] 14 Feb 2007, 17:30
Display posts from previous: Sort by

What is the greatest common factor of the positive integers

  post reply Question banks Downloads My Bookmarks Reviews Important topics  


GMAT Club MBA Forum Home| About| 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®.