It is currently 14 Nov 2018, 22:03
My 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.

If n is a factor of 129. How many values of n are possible

  Question banks Downloads My Bookmarks Reviews Important topics  
Author Message
TAGS:
GMAT Club Legend
GMAT Club Legend
User avatar
Joined: 07 Jun 2014
Posts: 4709
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
Followers: 90

Kudos [?]: 1605 [0], given: 375

CAT Tests
If n is a factor of 129. How many values of n are possible [#permalink] New post 25 Aug 2018, 12:03
Expert's post
00:00

Question Stats:

71% (00:51) correct 28% (00:45) wrong based on 7 sessions
If n is a factor of 129. How many distinct positive integer values of n are possible?

(A) 1
(B) 2
(C) 3
(D) 4
(E) 5
[Reveal] Spoiler: OA

_________________

Sandy
If you found this post useful, please let me know by pressing the Kudos Button

Try our free Online GRE Test

1 KUDOS received
Manager
Manager
Joined: 29 Nov 2017
Posts: 190
Location: United States
GRE 1: Q142 V146
WE: Information Technology (Computer Software)
Followers: 0

Kudos [?]: 77 [1] , given: 99

Re: If n is a factor of 129. How many values of n are possible [#permalink] New post 31 Aug 2018, 03:33
1
This post received
KUDOS
Answer has to 4 do not forget to include 1 and 129 with 43 and 3.
Intern
Intern
Joined: 17 Sep 2017
Posts: 21
Followers: 1

Kudos [?]: 13 [0], given: 3

Re: If n is a factor of 129. How many values of n are possible [#permalink] New post 31 Aug 2018, 05:49
this number is small so you can count but some are not easy to count. Systematic approach: this question is the same as asking how many distinct factors of 129. First do prime factorization: 129 = 3x43. 3 has power of 1, and 43 has power of 1 => # of distinct factors = (1+1)x(1+1)=4
Re: If n is a factor of 129. How many values of n are possible   [#permalink] 31 Aug 2018, 05:49
Display posts from previous: Sort by

If n is a factor of 129. How many values of n are possible

  Question banks Downloads My Bookmarks Reviews Important topics  


GRE Prep Club Forum Home| About| Terms and Conditions and Privacy Policy| GRE Prep Club Rules| Contact

Powered by phpBB © phpBB Group

Kindly note that the GRE® test is a registered trademark of the Educational Testing Service®, and this site has neither been reviewed nor endorsed by ETS®.