Divide the 12 balls into 4 groups of 3's. 2 Q$ F, Q9 ?+ G8 L5 `$ C: s9 `3 o公仔箱論壇Weigh group 1 & 2 r( ^& T9 @: c: Z& x, L4 O
then weigh group 2 & 35.39.217.77:88985 C, [5 I# d! k1 G6 u0 D
If the results are Equal & Equal, it means the ball with the different weight is in group 4. 7 \& y, c% c+ p4 P公仔箱論壇If the results are Equal & Unequal, it means the ball is in group 3.5.39.217.77:88981 H9 y) x$ U( t" Q' l3 h( r
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。( x! H s& o- \( n$ z# F% A; w7 G" e
If the results are Unequal & Unequal, it means the ball is in group 2.公仔箱論壇3 i/ T; s* O0 E$ w h
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。" @- G' k1 U/ m! k
Once you determine the group that contains the ball.公仔箱論壇+ r& w+ [0 q1 t& C
Simply weigh two of the balls