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Ordered Triple

Submitted By:shenqiang
Fun:** (1.83)
Difficulty:*** (2.65)

Find the number of ordered triples (A, B, C) where A, B and C are positive integers, A is a factor of B, A is a factor of C, and A+B+C=30.

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Comments on this teaser

Posted by kwelchans02/08/08
I thougth we were supposed to find just 1 answer. :oops:

Posted by stil02/21/08
Fresh. Personally, I like to be confronted by a question. As an example, "How many ordered triples are there such that etc.?"


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