Puzzle
You have 9 balls, equally big, equally heavy - except for one, which is a little heavier.
How would you identify the heavier ball if you could use a pair of balance scales only twice?
Rishabh Dhoundiyal
2mo
we can do this by forming 3 different pairs with 3 balls each let name them A,B,C then when compare A and B if both equal then we can compare within C set and it is fullfilling the condition
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