1st trial - put 6 balls at each side .. take out the lighter 6 balls
2 b5 r; v* p, ]( Btvb now,tvbnow,bttvb2nd trial - put the heavier 6 balls by 3 balls at each side
- R |, B# w% a) r& O5.39.217.76lastly, 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。0 `: e- {3 }" K4 G. G
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... |