1st trial - put 6 balls at each side .. take out the lighter 6 ballstvb now,tvbnow,bttvb3 P* Y7 O4 E. E2 l) M
2nd trial - put the heavier 6 balls by 3 balls at each side
- P3 \5 {* g. D5 J( K5.39.217.77lastly, take out the lighter 3 balls.... now left 3 balls..' r" ^, [0 }: |2 Q" k# C+ Y: G$ v \
3rd trial - put 1 ball on each side, left 1 ball on table. if both sides balance, the ball on table is the heaviest. if one side on the scale is heavier then it is the heaviest... |