1. 1st divide to half take the heavier out 6 V: G9 m. N' z7 ?1 j: l, Mtvb now,tvbnow,bttvb2. 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)$ V9 T; h+ K/ |/ k
3. Same method if is not equal on 2nd try.