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# At a dinner party, 5 people are to be seated around a

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Manager
Joined: 10 Jul 2006
Posts: 75
Followers: 1

Kudos [?]: 2 [0], given: 0

At a dinner party, 5 people are to be seated around a [#permalink]  05 Dec 2006, 16:53
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At a dinner party, 5 people are to be seated around a circular table. Two seating arrangements are considered different only when the positions of the people are different to each other. What is the total number of different possible seating arrangement for the group.
A. 5
B. 10
C. 24
D. 32
E. 120.

Could you please also explain how you get the answer? thank you
Manager
Joined: 28 Aug 2006
Posts: 245
Location: Albuquerque, NM
Followers: 1

Kudos [?]: 1 [0], given: 0

Arrangement of n people in a circular table, number of permutations is

(n-1) !

So the answer is 4! or 24
Senior Manager
Joined: 20 Feb 2006
Posts: 373
Followers: 1

Kudos [?]: 2 [0], given: 0

c) 24

(n-1)! if circular arrangement.

Am almost 100% sure this has been posted recently.
Manager
Joined: 25 Nov 2006
Posts: 60
Followers: 2

Kudos [?]: 2 [0], given: 0

the no of arrangements around a circular table consisting of n members is (n-1)!
Manager
Joined: 25 Sep 2006
Posts: 153
Followers: 1

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

C

Be cautious that the seating is circular in nature, hence
ABCDE , BCDEA , EABCD ... are indistinguishable

5!/5 = 24
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