Divide the 12 balls into 4 groups of 3's. : C, r. \; P B1 @) s, I/ h# y公仔箱論壇Weigh group 1 & 2 $ y _6 E' D& J$ X/ Nwww1.tvboxnow.comthen weigh group 2 & 3 ( l' L( F1 H5 a/ W/ m" ] L公仔箱論壇If the results are Equal & Equal, it means the ball with the different weight is in group 4.公仔箱論壇* k% b; j- U* h/ G4 J
If the results are Equal & Unequal, it means the ball is in group 3. , t. u' o3 K* X/ \ j% H公仔箱論壇If the results are Unequal & Equal, it means the ball is in group 1. 3 q3 B4 w* q7 A! i2 ]& nIf the results are Unequal & Unequal, it means the ball is in group 2. $ O$ O4 f- A$ B9 HTVBNOW 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。 6 b+ s: p1 I2 G6 P* d公仔箱論壇Once you determine the group that contains the ball. : R' w, I, w% ]1 m# MSimply weigh two of the balls