GMAT Question of the Day - Daily to your Mailbox; hard ones only

 It is currently 21 Oct 2019, 03:08

### 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

# If n/42 is an integer, which of the following is NOT necessarily an in

Author Message
TAGS:

### Hide Tags

Math Expert
Joined: 02 Sep 2009
Posts: 58423
If n/42 is an integer, which of the following is NOT necessarily an in  [#permalink]

### Show Tags

08 Mar 2019, 02:53
00:00

Difficulty:

(N/A)

Question Stats:

83% (00:36) correct 17% (00:50) wrong based on 41 sessions

### HideShow timer Statistics

If n/42 is an integer, which of the following is NOT necessarily an integer?#

A. n/2
B. n/3
C. n/4
D. n/7
E. n/14

_________________
GMAT Club Legend
Joined: 18 Aug 2017
Posts: 5027
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
Re: If n/42 is an integer, which of the following is NOT necessarily an in  [#permalink]

### Show Tags

08 Mar 2019, 04:14
Bunuel wrote:
If n/42 is an integer, which of the following is NOT necessarily an integer?#

A. n/2
B. n/3
C. n/4
D. n/7
E. n/14

let n = 42
42= 2*3*7
so all will be integer except
n/4
IMO C
VP
Joined: 31 Oct 2013
Posts: 1467
Concentration: Accounting, Finance
GPA: 3.68
WE: Analyst (Accounting)
Re: If n/42 is an integer, which of the following is NOT necessarily an in  [#permalink]

### Show Tags

08 Mar 2019, 04:59
Bunuel wrote:
If n/42 is an integer, which of the following is NOT necessarily an integer?#

A. n/2
B. n/3
C. n/4
D. n/7
E. n/14

Note: n is divisible by 42. Therefore , n will be divisible by all of the factors of 42.

prime factorization : 42 = 6*7 = 3*2*7.

Option A, B, D is eliminated . 7*2 =14, which is option E. E is also eliminated.

Re: If n/42 is an integer, which of the following is NOT necessarily an in   [#permalink] 08 Mar 2019, 04:59
Display posts from previous: Sort by