Divide the 12 balls into 4 groups of 3's.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。3 y( d& J+ @) s4 r q) w8 c
Weigh group 1 & 2 " v* M; b4 m- s* o9 Cthen weigh group 2 & 3" L T% R' {4 P8 l
If the results are Equal & Equal, it means the ball with the different weight is in group 4.公仔箱論壇5 ^1 |2 G; _/ N1 A, B' p3 r
If the results are Equal & Unequal, it means the ball is in group 3. 0 t3 s0 g: h0 o( TIf the results are Unequal & Equal, it means the ball is in group 1. & [0 x: u. ~* q. f; J' W/ K公仔箱論壇If the results are Unequal & Unequal, it means the ball is in group 2. $ K4 K- ]; @4 h* J h9 G9 p0 P ! k( c) K9 Q) o5 P1 o J' ]% s公仔箱論壇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。" _& ^- O9 y+ O3 B% e- Y% k7 c
Simply weigh two of the balls