1st trial - put 6 balls at each side .. take out the lighter 6 ballstvb now,tvbnow,bttvb2 f4 J) `4 d, X; ]% D
2nd trial - put the heavier 6 balls by 3 balls at each side
6 R# s- e! h( M* x& `lastly, take out the lighter 3 balls.... now left 3 balls..TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。# \- P, X& v9 Z9 X8 I$ s" O
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... |