take 4 balls as a group, 3 groups - A B Ctvb now,tvbnow,bttvb* G* Z9 {% q3 t
weigh A & B (ex. B heavier)* o+ H# m% h$ Z0 _; |
then weigh B & C (B & C same weight)公仔箱論壇; @* g3 L% r! \' }" O ?8 Z. H, B. b
to find which group has the weight difference and find out is it (A is lighter)公仔箱論壇' M. J, ^3 d w' V: q
heavier or lighter
# h2 p9 H# g8 z0 {5 S公仔箱論壇then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)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。6 `6 F9 [: b; C5 R9 T2 q. h
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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