1st trial - put 6 balls at each side .. take out the lighter 6 balls
6 m7 h0 Y( {4 {& p5 F5 {+ V2nd trial - put the heavier 6 balls by 3 balls at each sideTVBNOW 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。: o. z4 U, @9 ~+ s m
lastly, take out the lighter 3 balls.... now left 3 balls..
6 S; o0 S. W/ ^8 g: d; h: T" ^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... |