Showing posts with label Challenge 11. Show all posts
Showing posts with label Challenge 11. Show all posts
Tuesday, November 6, 2012
Friday, October 12, 2012
Tuesday, October 2, 2012
Challenge 11
You are given 18 silver coins but you find out that one of the coins(you kon't know which ) is fake and weighs less than any of the others.
How can you be able to detect the false coin using a normal balance scale only three times?
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