Divide the 12 balls into 4 groups of 3's. / O! P5 p. L8 n9 o3 A8 h4 G {tvb now,tvbnow,bttvbWeigh group 1 & 2 ! p# v- A0 o) m) G. _5 ]then weigh group 2 & 3 # W) O7 L: `) H5 Z5 r5.39.217.76If the results are Equal & Equal, it means the ball with the different weight is in group 4. , V5 ]4 {. a6 \7 _: q6 {7 j5.39.217.76If the results are Equal & Unequal, it means the ball is in group 3.! c/ ~) L( r7 H$ p) @
If the results are Unequal & Equal, it means the ball is in group 1. % J: W: p5 F; @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。If the results are Unequal & Unequal, it means the ball is in group 2. / C( U$ l* F, bTVBNOW 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。 ! B3 G6 A1 G5 O. r \2 G" ^1 r5.39.217.76Once you determine the group that contains the ball., q: r$ B; w0 I: L4 z4 D
Simply weigh two of the balls