Suppose you are given 12 coins, one of which is counterfeit and weighs a little more or
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Suppose you are given 12 coins, one of which is counterfeit and weighs a little more or less than the real coins. Using a two-pan balance scale, what is the minimum number of weighings necessary to find the counterfeit coin?
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The problem is that you do not know if the bad coin is either light or heavy Weigh four coins ...View the full answer
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