Divide the 12 balls into 4 groups of 3's.
! W! W- ~! {. J7 `4 N) w$ Vos.tvboxnow.comWeigh group 1 & 2
/ [) ?% l3 E' q6 L公仔箱論壇then weigh group 2 & 3
4 M" X3 h5 A' vIf the results are Equal & Equal, it means the ball with the different weight is in group 4.
4 s5 l5 w1 q, `$ i公仔箱論壇If the results are Equal & Unequal, it means the ball is in group 3.tvb now,tvbnow,bttvb9 E5 o4 Y. ~2 D/ [
If the results are Unequal & Equal, it means the ball is in group 1.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/ I+ J+ f! ~, S; u* A
If the results are Unequal & Unequal, it means the ball is in group 2.
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Once you determine the group that contains the ball.. B( u R& e3 \( a7 B6 V
Simply weigh two of the balls |
發表於 2007-11-15 03:54 PM
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