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# An admission office director has 7 times available for interviews

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Intern
Joined: 26 Feb 2017
Posts: 30
Location: Brazil
GMAT 1: 610 Q45 V28
GPA: 3.11
An admission office director has 7 times available for interviews  [#permalink]

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25 Oct 2017, 16:38
1
3
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Difficulty:

55% (hard)

Question Stats:

42% (01:16) correct 58% (01:01) wrong based on 66 sessions

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An admission office director has 7 times available for interviews at afternoon. There are 12 students disputing the vacancies. In how many different ways can the director set up his / her program (answering the candidates individually)?

(A) 12!/5!7!
(B) 12!/7!
(C) 12!/5!
(D) 12!
(E) 12^7
Manager
Joined: 15 Feb 2017
Posts: 77
An admission office director has 7 times available for interviews  [#permalink]

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25 Oct 2017, 17:43
4
IMO Option C
The order of the interviews matters.
We have to take permutation.
So the answer is 12 $$P_7$$
Give me kudos . I need them badly to unlock gmatclub tests.
Intern
Joined: 02 Sep 2015
Posts: 37
Location: India
Concentration: General Management, Entrepreneurship
Schools: Sauder 'Dec 18
GPA: 3.79
WE: General Management (Energy and Utilities)
Re: An admission office director has 7 times available for interviews  [#permalink]

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28 Oct 2017, 08:01
As the order matters, it is 12P7 = 12!/(12-7)!= 12!/5!. Answer C
Re: An admission office director has 7 times available for interviews &nbs [#permalink] 28 Oct 2017, 08:01
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# An admission office director has 7 times available for interviews

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