Divide the 12 balls into 4 groups of 3's. ) }8 d$ M$ R+ t1 v4 ?( q4 awww2.tvboxnow.comWeigh group 1 & 2) h* Y) M( A: J' m
then weigh group 2 & 36 f4 z5 z% C9 }5 K8 c! ]! U
If the results are Equal & Equal, it means the ball with the different weight is in group 4. 4 h4 b- O( I* y* Q; ?8 K, t+ nTVBNOW 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 & Unequal, it means the ball is in group 3.公仔箱論壇" {9 T8 _- ~9 q e4 s! i5 O
If the results are Unequal & Equal, it means the ball is in group 1.公仔箱論壇; o' w4 [9 ]/ h. |! u
If the results are Unequal & Unequal, it means the ball is in group 2.公仔箱論壇* c4 i: G! R6 v% q2 e. C+ j
" b! x4 e2 L% s# P5 l公仔箱論壇Once you determine the group that contains the ball. % C) x, \+ V2 Z" L) X1 k% |/ pTVBNOW 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。Simply weigh two of the balls