Heavy Weight


by Martin Gardner

Home / Puzzle Playground / Hands On Puzzles / Grade 4 /

There is a set of nine identical weights and simple scales (without any measures) - just as shown in the illustration. It is known that one weight is a little bit heavier than the eight others.

Using only the scales can you identify the heavier weight in two weighings only?

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Posted: December 11, 2007
PDF Version (209 KB)

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