Divide the 12 balls into 4 groups of 3's. 6 l! o, q9 g4 |4 w9 tWeigh group 1 & 2 ! o# ~3 b1 y2 w: K# O! zthen weigh group 2 & 3TVBNOW 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。% q1 a w: [2 g% Y0 a6 _9 e, t& D+ Q
If the results are Equal & Equal, it means the ball with the different weight is in group 4.公仔箱論壇0 ]# j2 L) j" b1 _+ x
If the results are Equal & Unequal, it means the ball is in group 3. 6 n0 V8 w. _ W) f. bIf the results are Unequal & Equal, it means the ball is in group 1.tvboxnow.com) i d U" m2 ?0 G7 q
If the results are Unequal & Unequal, it means the ball is in group 2.tvboxnow.com4 V. L* |' L X) Q; q- X
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Once you determine the group that contains the ball. $ ? q4 U" U& ?6 h) u# x: b# etvb now,tvbnow,bttvbSimply weigh two of the balls