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Home > Logic > Weights and Scales
Two false coins (Posted on 2005-03-25) Difficulty: 3 of 5
You have ten coins, but two are fake, and weigh a little less. How many times do you have to use a two arm scale, in order to pick out the two fakes?

See The Solution Submitted by Federico Kereki    
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Some Thoughts Existential doubt | Comment 5 of 11 |
Must fake coins weigh the same? ;-)
  Posted by Federico Kereki on 2005-03-27 22:29:30
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