Saturday 7 April 2012

Using a set of scales for weighment

Suppose you have a set of scales useful for weighing any article.Suppose also that you are allowed to place the article on one side.and that weights are allowed to be placed only on the other side.Suppose you are required to weigh articles upto  80 kg.The question is what is the minimum number of weights required to weigh any article where they can weigh from 1kg upto 80 kg.I will wait for a response before giving the answer.

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