take 4 balls as a group, 3 groups - A B C
( P D9 X* B# nTVBNOW 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。weigh A & B (ex. B heavier)/ {, h4 w1 H4 s' F9 u
then weigh B & C (B & C same weight)1 N& |: n8 t" m: f7 R2 C$ K
to find which group has the weight difference and find out is it (A is lighter)9 U' w7 S% O- s7 F/ D H
heavier or lighter
% f( `) s" Y- W$ |& U3 dTVBNOW 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。then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)
% a2 ?3 O1 h, i# o w* ?2 i, Stvb now,tvbnow,bttvbmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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