1. 1st divide to half take the heavier out 3 N. Z' \6 Q, v& q2. 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) % ~6 F* U7 L5 {/ M; F) l3. Same method if is not equal on 2nd try.