There are 9 balls of equal size and same weight(they look
similar) except 1. How many weights required to find the
dissimilar ball using a weighing balance?
Answer Posted / ajay
Min 2
Max3
First div into 2grp of5-5 then weight it take that grp which weight is more
Then again divide more weighted grp into 3grp 2 2 1
Then weighed it if equal then took reaming two from three if reaming also equal then reaming only one definitely different
Which is required or we get it earlier any one of the step we get the req different ball
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