Ten boxes are there. Each ball weighs 100 gms. One ball is weighing 90 gms. i) If there are 3 balls (n=3) in each box, how many times will it take to find 90 gms ball? ii) with n=10iii) with n=9

Deepak90

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• Sep 20th, 2010

If there are 10 boxes only 3 times weighing is enough Ist time place 3-3 If one side is less then take one box in hand from that side and weight other 2 as 1-1, if they are equal the box in your ...

aman15490

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• Feb 10th, 2010

It would  Only take 4 Iterations to determine the 90 gm ball( In First Case n=3). Let's have a Look1. Pair of 5 - 5 boxes. The Box Pair That Goes Down Is The One Pair That Contains The 90 gm ...

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