1st trial - put 6 balls at each side .. take out the lighter 6 balls- b/ F. j: y( _" ?" J/ s' j+ ?
2nd 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。& h; D1 `) R9 W3 ]3 b, A$ E
lastly, take out the lighter 3 balls.... now left 3 balls..
, o" A9 f& x3 R0 btvb now,tvbnow,bttvb3rd 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... |