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Math Forum » Discussions » sci.math.* » sci.math.independent

Topic: 12 billiard ball problem
Replies: 15   Last Post: Jan 4, 2013 12:07 PM

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Jeff Erickson

Posts: 77
Registered: 12/12/04
Re: 12 billiard ball problem
Posted: Nov 20, 1997 5:34 PM
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Jonathan Pearce wrote:

> (Twelve apparently identical billiard balls, one of which is slightly
> heavier than the rest, determine which is the heavier one making only
> three weighings.)

First grind the billiard balls down into coins.

Then read the rec.puzzles FAQ.

-- Jeff

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