1. 1st divide to half take the heavier outwww2.tvboxnow.com% j# {% ^1 T" C. C" ?" M, Y2 G! z
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)www2.tvboxnow.com/ z9 T. B8 O: C' b
3. Same method if is not equal on 2nd try.