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11 Aug 2008, 02:13
Kudos
Bookmarks
if 1/(n+1)<1/31+1/32+1/33<1/n, n=?
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how does one solve such problems.. am not very good at convergent/divergent problems..
some body help me to get the concepts right of such problems....plss
9
10
11
12
13
how does one solve such problems.. am not very good at convergent/divergent problems..
some body help me to get the concepts right of such problems....plss
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11 Aug 2008, 05:44
Kudos
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arjtryarjtry
This can be answered by estimating, and using a common denominator. Notice:
1/33 + 1/33 + 1/33 < 1/31 + 1/32 + 1/33 < 1/30 + 1/30 + 1/30
3/33 < 1/31 + 1/32 + 1/33 < 3/30
1/11 < 1/31 + 1/32 + 1/33 < 1/10
So n should be 10.
Archived Topic
Hi there,
This topic has been closed and archived due to inactivity or violation of community quality standards. No more replies are possible here.
Where to now? Join ongoing discussions on thousands of quality questions in our Quantitative Questions Forum
Still interested in this question? Check out the "Best Topics" block above for a better discussion on this exact question, as well as several more related questions.
Thank you for understanding, and happy exploring!
