1st trial - put 6 balls at each side .. take out the lighter 6 balls5 X6 E, R9 ~4 w. u0 k, O4 G
2nd trial - put the heavier 6 balls by 3 balls at each side+ L2 K* I8 b3 q7 H& ]
lastly, 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。9 Z2 k. J" M$ s1 ?
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... |