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# Is the sum of 7 different positive integers greater than 99?

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Manager
Joined: 24 Sep 2008
Posts: 180
Schools: MIT / INSEAD / IIM - ABC
Is the sum of 7 different positive integers greater than 99?  [#permalink]

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03 Nov 2008, 01:28
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Is the sum of 7 different positive integers greater than 99?

A-the largest number is 16
B-the range of the 7 number is 10

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VP
Joined: 17 Jun 2008
Posts: 1474
Re: DS - Number theory  [#permalink]

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03 Nov 2008, 02:00
A.
From stmt1: the maximum sum will be when the numbers are 10,11,12,13,14,15,16 and their sum is less than 99.

From stmt2: the smalles and largest number could be 1 and 7 and sum will be < 99 and the smallest and largest number could be 100 and 107 and sum will be > 99. Insufficient.
Manager
Joined: 24 Sep 2008
Posts: 180
Schools: MIT / INSEAD / IIM - ABC
Re: DS - Number theory  [#permalink]

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03 Nov 2008, 02:04
scthakur wrote:
A.
From stmt1: the maximum sum will be when the numbers are 10,11,12,13,14,15,16 and their sum is less than 99.

From stmt2: the smalles and largest number could be 1 and 7 and sum will be 99. Insufficient.

Thanks! Didn't see "different positive integer". OA is A

--== Message from GMAT Club Team ==--

This is not a quality discussion. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.
Re: DS - Number theory &nbs [#permalink] 03 Nov 2008, 02:04
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