Divide the 12 balls into 4 groups of 3's.公仔箱論壇! O/ D! l, y% q( Z& g# x; E
Weigh group 1 & 2tvb now,tvbnow,bttvb2 y) s1 n/ z# T1 a
then weigh group 2 & 3公仔箱論壇; p! l( ]' a7 ?! K$ h$ |* F' p
If the results are Equal & Equal, it means the ball with the different weight is in group 4.* k, q( [9 `9 F7 z8 C4 f# _/ u
If the results are Equal & Unequal, it means the ball is in group 3.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。3 w3 P+ I; b- j& x
If the results are Unequal & Equal, it means the ball is in group 1.5.39.217.77:8898- v6 }& ~3 ~% p. z. N8 g. p7 j" c
If the results are Unequal & Unequal, it means the ball is in group 2. & ]" Q) B% p# L5.39.217.77:88986 f K. ?! ?$ q9 N
Once you determine the group that contains the ball. * g) K2 o1 M0 y9 h9 ?0 sTVBNOW 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。Simply weigh two of the balls