Difference between revisions of "2012 UNCO Math Contest II Problems/Problem 1"

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Revision as of 20:21, 19 October 2014

Problem

(a) What is the largest factor of $180$ that is not a multiple of $15$?

(b) If $N$ satisfies $2^5 \times 3^2 \times5^4 \times 7^3 \times 11=99000 \times N$, then what is the largest perfect square that is a factor of $N$?


Solution

See Also