take 4 balls as a group, 3 groups - A B C
& a$ n( E; g6 j5 d7 h6 Xweigh A & B (ex. B heavier)5.39.217.76+ b) }5 C+ [/ {
then weigh B & C (B & C same weight)& r1 E5 J' a9 ]+ `8 T# U; [
to find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb4 k; n5 q: o; W: D X
heavier or lighter
% N" M, y* ^* @2 V/ B- z7 @- @# V7 aTVBNOW 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)
, ?! N- K8 b5 v- pmeasure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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