Divide the 12 balls into 4 groups of 3's.www3.tvboxnow.com3 m4 }! ]! H3 ^/ Q
Weigh group 1 & 2www3.tvboxnow.com( p8 h+ @5 a: w( O* c: B
then weigh group 2 & 3TVBNOW 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。" g5 o | n+ F; h$ @! ~) F
If the results are Equal & Equal, it means the ball with the different weight is in group 4.
! s6 C3 D% `: P0 t. ZTVBNOW 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.tvb now,tvbnow,bttvb5 |" k; \' T: v$ w- n$ y0 f) F
If the results are Unequal & Equal, it means the ball is in group 1.
: c/ `, H, m( N/ d公仔箱論壇If the results are Unequal & Unequal, it means the ball is in group 2.% O2 |& f+ @/ ~* o
. i/ P3 o& Q, p; Otvb now,tvbnow,bttvbOnce you determine the group that contains the ball.公仔箱論壇& ?* o9 B6 ~" @2 S7 {2 y" G
Simply weigh two of the balls |