Divide the 12 balls into 4 groups of 3's.公仔箱論壇" s9 n+ E6 z* M( E* e( L5 m f. `
Weigh group 1 & 2 7 j$ r9 \2 l* h! Ltvb now,tvbnow,bttvbthen weigh group 2 & 3www3.tvboxnow.com2 s4 u) E5 p! n I- g( @7 s8 U0 I
If the results are Equal & Equal, it means the ball with the different weight is in group 4.: m# R6 h1 |! I+ f! g" B, \
If the results are Equal & Unequal, it means the ball is in group 3.公仔箱論壇8 \- [' C7 P8 b
If the results are Unequal & Equal, it means the ball is in group 1.8 M" ]8 P }; v+ ~% V9 Q; ]1 [
If the results are Unequal & Unequal, it means the ball is in group 2. ! u' j) a; Z" lTVBNOW 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。www3.tvboxnow.com! R+ K; q: ? c. H
Once you determine the group that contains the ball. . G; v9 ]2 s. K0 D- lwww3.tvboxnow.comSimply weigh two of the balls