How many weighings of a balance scale are needed to find a counterfeit coin among 12 coins

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How many weighings of a balance scale are needed to find a counterfeit coin among 12 coins if the counterfeit coin is lighter than the others? Describe an algorithm to find the lighter coin using this number of weighings.

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Question Posted: May 03, 2016 01:59 AM

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How many weighings of a balance scale are needed to find a counterfeit coin among 12 coins

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Since there are 12 different outcomes to the testing procedure we ...View the full answer

Discrete Mathematics and Its Applications

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