this is too easy!!
9 P) g# G# e+ A4 ^; \7 E公仔箱論壇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。 I9 u% \$ C, w# @3 e. F' O
1. put 6 at each side.. take the one side which is heavier6 C' {* O+ V M/ C! T7 V
2. put 3 at each side.. also take the heavier sidetvb now,tvbnow,bttvb+ j+ K4 H9 w7 q/ p
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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