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# Twenty-seven persons attend a party - Trickyquestion

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Director
Joined: 25 Aug 2007
Posts: 927

Kudos [?]: 1505 [0], given: 40

WE 1: 3.5 yrs IT
WE 2: 2.5 yrs Retail chain
Twenty-seven persons attend a party - Trickyquestion [#permalink]

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16 Apr 2010, 04:27
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Question Stats:

100% (00:00) correct 0% (00:00) wrong based on 3 sessions

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Twenty-seven persons attend a party. Which one of the following statements can never be true?
1. There is a person in the party who is acquainted with all the twenty-six others.
2. Each person in the party has a different number of acquaintances.
3. There is a person in the party who has an odd number of acquaintances.
4. In the party, there is no set of three mutual acquaintances.
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Kudos [?]: 1505 [0], given: 40

Current Student
Joined: 12 Jun 2009
Posts: 1837

Kudos [?]: 273 [0], given: 52

Location: United States (NC)
Concentration: Strategy, Finance
Schools: UNC (Kenan-Flagler) - Class of 2013
GMAT 1: 720 Q49 V39
WE: Programming (Computer Software)
Re: Twenty-seven persons attend a party - Trickyquestion [#permalink]

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16 Apr 2010, 06:45
Twenty-seven persons attend a party. Which one of the following statements can never be true?
1. There is a person in the party who is acquainted with all the twenty-six others.
possible since you have 1 know other 26...

2. Each person in the party has a different number of acquaintances.
seems like this one can never happen.

3. There is a person in the party who has an odd number of acquaintances.
it can happen

4. In the party, there is no set of three mutual acquaintances.
???

are you making these questions up? there are usually 5 answers to PS questions...
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Kudos [?]: 273 [0], given: 52

Senior Manager
Joined: 01 Feb 2010
Posts: 251

Kudos [?]: 61 [0], given: 2

Re: Twenty-seven persons attend a party - Trickyquestion [#permalink]

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16 Apr 2010, 07:52
ykaiim wrote:
Twenty-seven persons attend a party. Which one of the following statements can never be true?
1. There is a person in the party who is acquainted with all the twenty-six others.
2. Each person in the party has a different number of acquaintances.
3. There is a person in the party who has an odd number of acquaintances.
4. In the party, there is no set of three mutual acquaintances.

What is the source of the question? Normally it should have five choices in all GMAT question. It seems to be non GMAT word problem.

Kudos [?]: 61 [0], given: 2

CEO
Status: Nothing comes easy: neither do I want.
Joined: 12 Oct 2009
Posts: 2761

Kudos [?]: 1885 [0], given: 235

Location: Malaysia
Concentration: Technology, Entrepreneurship
Schools: ISB '15 (M)
GMAT 1: 670 Q49 V31
GMAT 2: 710 Q50 V35
Re: Twenty-seven persons attend a party - Trickyquestion [#permalink]

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16 Apr 2010, 13:17
whenever you post any question, do put the source.
This will help us in better way.
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Kudos [?]: 1885 [0], given: 235

Re: Twenty-seven persons attend a party - Trickyquestion   [#permalink] 16 Apr 2010, 13:17
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