The best riddles. Anywhere.
The coin riddle
posted by chiranjeev - July 04 2012 12:05:37 AM
There are 27 coins out of which one is heavy.What is the the minimum number of weighs to detect.You have only a beam balance to weigh.
Reply by Caprico - July 05 2012 03:55:48 AM
1) Are you, by any chance, from KJSCE? Forgive me if I'm wrong.
2) The minimum no. of weighings required is 3. Confirm if I'm correct, and I'll elaborate.. :)

Reply by pirahana - January 08 2013 07:11:44 AM
can you explain how 3

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