this is too easy!!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。& }: g3 G2 N4 w- i0 y) V) k, |. q
公仔箱論壇 V7 t" e! b& o+ E. O! H
1. put 6 at each side.. take the one side which is heavier
4 ]/ a. f! _3 I- x+ i2. put 3 at each side.. also take the heavier sideTVBNOW 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。6 ~ e m) z4 W3 Q8 W% ?
3. put 1 at each side.. if the weight balance then the one not put inside is the heavy ball.. else the side which is heavier is the heavier ball.. |
發表於 2009-1-7 05:31 AM
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