take 4 balls as a group, 3 groups - A B C5.39.217.761 E% o' d. }5 E
weigh A & B (ex. B heavier)7 [2 b2 Q& d: t3 V; n! J
then weigh B & C (B & C same weight) y/ ], z# F/ E0 e8 P
to find which group has the weight difference and find out is it (A is lighter)公仔箱論壇2 W# n" L7 a: {5 E$ }3 ^# T0 s
heavier or lightertvb now,tvbnow,bttvb. k8 } W6 _7 k6 ` u0 `
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。. T P+ k5 \3 I( O4 ]+ v( q
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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