1st trial - put 6 balls at each side .. take out the lighter 6 ballstvb now,tvbnow,bttvb! `6 R0 E' E4 A/ k3 z0 z$ B
2nd trial - put the heavier 6 balls by 3 balls at each side
9 W& B- n7 K3 C& r! W- UTVBNOW 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... k+ l5 r( Y( O" U
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... |