1st trial - put 6 balls at each side .. take out the lighter 6 ballswww2.tvboxnow.com0 K3 q0 m3 q6 Q1 }6 Q& t6 |3 I0 B
2nd trial - put the heavier 6 balls by 3 balls at each side
1 m' o1 @" S) `& JTVBNOW 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..
& V- o! }3 e5 l0 J* V$ R( j$ n3 Dtvb 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... |