PUZZLE 8:
There are weights ranging between 1 and 1000.you have been given a weight machine(balancing machine) where you can place weights on both sides.If you pick weights 1 and 3,you can measure 2 by placing 1 along with 2 and 3 on other side and also you can measure 4 by placing 1,3 on same side.So how many minimum number of weights you have to pick to measure all weights between 1kg and 1000kg?
For answer click here: answer to puzzle 8
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