1st trial - put 6 balls at each side .. take out the lighter 6 ballstvb now,tvbnow,bttvb% u$ i! j& n2 _# g/ F( m; {& f
2nd trial - put the heavier 6 balls by 3 balls at each side
5 x- R: L9 h5 o! Z+ N; qTVBNOW 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。lastly, take out the lighter 3 balls.... now left 3 balls..
0 U: @$ d6 P' G4 e- G; e' b' z1 V5.39.217.773rd 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... |