1. 1st divide to half take the heavier out5.39.217.773 F6 z" e ` @
2. 2nd take 4 balls out of 5 divide 2 groups to get the heavier out. (if is equal thn the remain is the one u looking for) : ]; n2 }: n: \" X: B7 @3. Same method if is not equal on 2nd try.