Divide the 12 balls into 4 groups of 3's. * M' o; d' \, o5 Ktvb now,tvbnow,bttvbWeigh group 1 & 2 7 u: y5 u" w4 j o" [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。then weigh group 2 & 3: P7 v; K( y0 F4 l
If the results are Equal & Equal, it means the ball with the different weight is in group 4.4 c2 ]' \' M3 D: S: M
If the results are Equal & Unequal, it means the ball is in group 3.! n7 I6 V: N( s0 h+ w. f+ J. ^
If the results are Unequal & Equal, it means the ball is in group 1.6 K5 l; X( J9 d
If the results are Unequal & Unequal, it means the ball is in group 2. # @7 f. b" f9 _. 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。 : ^6 b) l7 b" d4 Y' ?Once you determine the group that contains the ball.www.tvboxnow.com$ b- a- j; L; f0 K+ h
Simply weigh two of the balls