27 Jan 2013 sness   » (Journeyer)

MindCipher - 12 Identical Balls

MindCipher - 12 Identical Balls: "You have 12 identical balls. One of them is slightly different in weight than the rest. You have three weighs of a balance scale to determine which ball is different and whether it is heavier or lighter.

This is not easy… try hard to figure this out before looking at the answer."

'via Blog this'

Syndicated 2013-01-27 18:25:00 from sness

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