Divide the 12 balls into 4 groups of 3's.公仔箱論壇. r7 M1 h5 y" ^5 k
Weigh group 1 & 2 5 I' g9 w# f& V J! H, jthen weigh group 2 & 3 $ F5 j/ g: M* ^. k9 Q& \( l/ j; FTVBNOW 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。If the results are Equal & Equal, it means the ball with the different weight is in group 4.tvb now,tvbnow,bttvb) P, O- z& T; d" f8 U& n6 b
If the results are Equal & Unequal, it means the ball is in group 3.www3.tvboxnow.com/ o8 s. C5 v$ K6 j0 [
If the results are Unequal & Equal, it means the ball is in group 1.tvb now,tvbnow,bttvb+ i0 i3 ~% ?" U0 N: B @
If the results are Unequal & Unequal, it means the ball is in group 2. # Q1 q. D/ |* @7 u+ M公仔箱論壇. ]% \. }+ @) s' T
Once you determine the group that contains the ball.4 h/ R) n% h6 ]* {+ s( n
Simply weigh two of the balls