perplexus.info :: Weights and Scales : I Only Need Two

I Only Need Two (Posted on 2005-11-09)

A set of 17 coins contains five 35g coins and twelve 30g coins. Using a balance scale at most four times find at least two of the 35g coins.

See The Solution Submitted by Brian Smith

Rating: 3.5000 (4 votes)

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Subject	Author	Date
First Attempt	Vernon Lewis	2005-11-09 21:09:36
One weigh or another or another	Leming	2005-11-09 14:14:12
re: One weigh or another (2)	Old Original Oskar!	2005-11-09 14:12:02
re: One weigh or another	ThoughtProvoker	2005-11-09 13:25:02
One weigh or another	Leming	2005-11-09 13:14:02

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