A boy gets to work for a local shop-keeper. He was asked a question by shop-keeper for which you have to give answer. The question:
Tell 4 such weights (Baat like 5 Kg., 1,2, 10 Kg. etc.) without the restriction of being in vogue or not (means u can tell even 6 or 7 or 8 Kg also but not in decimal) so that I am able to weigh any quantity (again not in decimal) from and including 1 Kg to 40 Kgs.
The 4 Weights will be
To weigh a weight of 2 Kgs we have to keep 3Kg on one side of the balance & 1Kg on the other side giving a net weight difference of 2kgs. In the same way we have to calculate other weights between 1 to 40 Kg.
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