Divide the 12 balls into 4 groups of 3's. 0 c% ]. m) a3 R$ n9 W- p2 Wos.tvboxnow.comWeigh group 1 & 2 % J# V* B& ^1 I1 F7 DTVBNOW 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 weigh group 2 & 3 ( R& H; l( x ` @5 Los.tvboxnow.comIf the results are Equal & Equal, it means the ball with the different weight is in group 4.8 ^6 x( t8 I0 T/ |3 N9 J" f
If the results are Equal & Unequal, it means the ball is in group 3.公仔箱論壇6 E1 r9 J c* L& F; h
If the results are Unequal & Equal, it means the ball is in group 1. 8 j$ j- S) T1 z# E; Qos.tvboxnow.comIf the results are Unequal & Unequal, it means the ball is in group 2. 7 s( w1 f) R: S! W k; X) |, x公仔箱論壇& r' C+ [, q M+ Z. P/ K0 i, p
Once you determine the group that contains the ball.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。$ A+ K5 a0 @$ T3 I) N
Simply weigh two of the balls