take 4 balls as a group, 3 groups - A B Ctvb now,tvbnow,bttvb1 O! I1 v, K x3 n7 j; S
weigh A & B (ex. B heavier)
, I/ N+ z1 q$ t! `* R9 ]. n: |% zthen weigh B & C (B & C same weight)
( }+ f' Y0 f5 L0 w u! [to find which group has the weight difference and find out is it (A is 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。& }- R" O |) v, o- o! ]
heavier or lighterwww2.tvboxnow.com' X8 a$ @3 l2 b0 I0 @, `6 S
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)www2.tvboxnow.com9 Q# ]" [! V" b9 T+ K$ b4 |
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
| 
