原帖由 Penny.LEI 於 2006-11-26 01:39 AM 發表 5.39.217.775 {' X( I) k: J. Y/ L9 g; f$ @
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咁你又點知係重左果邊有問題定輕左果邊有問題呢??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。* b8 m5 Z: W. o# c8 j" E
咁你第二次應該用重果邊定輕果邊黎量呢???5 f; b9 _/ Z) t0 O! o, Q+ l
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所以佢個答案100%係唔正確既
i think divide 3 in a group, then measure 2 group, if the two group same, then mix the two other group, and divide it into 3 groups of 2 balls, and weigh again.