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2009 UNCO Math Contest II Problems/Problem 3

Revision as of 20:13, 19 October 2014 by Timneh (talk | contribs) (moved 2009 UNC Math Contest II Problems/Problem 3 to 2009 UNCO Math Contest II Problems/Problem 3: disambiguation of University of Northern Colorado with University of North Carolina)

Problem

An army of ants is organizing a march to the Obama inauguration. If they form columns of $10$ ants there are $8$ left over. If they form columns of $7, 11$ or $13$ ants there are $2$ left over. What is the smallest number of ants that could be in the army?


Solution

See also

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