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Are all of the terms in Set A equal?

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Manager
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Kudos [?]: 94 [0], given: 7

Are all of the terms in Set A equal? [#permalink]

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New post 22 Dec 2012, 08:45
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Question Stats:

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Are all of the terms in Set A equal?

(1) The sum of all 14 terms in Set A is 98.
(2) The sum of any 3 terms in Set A is 21.
[Reveal] Spoiler: OA
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Kudos [?]: 4 [0], given: 3

Re: Are all of the terms in Set A equal? [#permalink]

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New post 22 Dec 2012, 08:52
I must have misunderstood the question.

I picked b, because if any 3 numbers in the set always equal 21, then all terms must be the same. In this case 7.

What did I do wrong?
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Kudos [?]: 94 [0], given: 7

Re: Are all of the terms in Set A equal? [#permalink]

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New post 23 Dec 2012, 02:37
Hiho wrote:
I must have misunderstood the question.

I picked b, because if any 3 numbers in the set always equal 21, then all terms must be the same. In this case 7.

What did I do wrong?


There could be only three elements in set e.g {18,2,1}
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Re: Are all of the terms in Set A equal? [#permalink]

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New post 23 Dec 2012, 02:42
vishu1414 wrote:
Hiho wrote:
I must have misunderstood the question.

I picked b, because if any 3 numbers in the set always equal 21, then all terms must be the same. In this case 7.

What did I do wrong?


There could be only three elements in set e.g {18,2,1}


Oh, ofcourse! The only use we had of statement one wss the ammount of terms in the set.

Thanks
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Re: Are all of the terms in Set A equal? [#permalink]

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New post 23 Dec 2012, 06:49
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Re: Are all of the terms in Set A equal? [#permalink]

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New post 23 Feb 2016, 18:45
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Re: Are all of the terms in Set A equal?   [#permalink] 23 Feb 2016, 18:45
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Are all of the terms in Set A equal?

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