Braingle Lite

Ordered Triple

Submitted By:shenqiang
Fun:** (1.85)
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.

Show Hint Show Answer

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.?"


Most Popular | Hardest | Easiest

Privacy | Terms
Copyright © 2003