Divide the 12 balls into 4 groups of 3's.5.39.217.76& s9 ~( N) Q1 r
Weigh group 1 & 2 . j+ y. X4 J( C0 Ethen 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。" G+ }0 L6 w6 L* m" u5 n9 ~0 w6 ?
If the results are Equal & Equal, it means the ball with the different weight is in group 4. , y4 E$ ~/ W" FIf the results are Equal & Unequal, it means the ball is in group 3.tvb now,tvbnow,bttvb) y; U; E ]# o# E1 \' {
If the results are Unequal & Equal, it means the ball is in group 1. + F% `4 `2 v2 e* e$ m. ~1 H公仔箱論壇If the results are Unequal & Unequal, it means the ball is in group 2.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。. Y9 W% a" I. K: B
5 @& S- H. p- R3 l; Itvb now,tvbnow,bttvbOnce you determine the group that contains the ball." w0 V) D" S$ C* C$ c" c: t f
Simply weigh two of the balls