take 4 balls as a group, 3 groups - A B C; Z; h& {' u! z H( ^
weigh A & B (ex. B heavier)
4 Z$ M. x; G3 D0 k, N公仔箱論壇then weigh B & C (B & C same weight)
- T& f3 G, {# b: A3 ^. T6 oto find which group has the weight difference and find out is it (A is lighter)os.tvboxnow.com6 l9 T% q1 B; {( O; |) L* D8 [& B
heavier or lighter
3 n- C8 P4 k. Z4 gTVBNOW 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)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。4 r5 X: r; {4 T+ n
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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