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Hi;
There are many others:
http://www.mathsisfun.com/puzzles/eight … ution.html
Welcome to the forum.
Last edited by bobbym (2013-03-24 08:08:42)
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.
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