klleung72781

Divide the 12 balls into 4 groups of 3's.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。% {. k  l; E9 q( Y* w8 F. U+ c
Weigh group 1 & 2
( I- I" ~# j: o" k7 Z, {. MTVBNOW 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
: J' x, b6 U4 A3 ^2 C& L& E公仔箱論壇If the results are Equal & Equal, it means the ball with the different weight is in group 4.3 m$ b& w5 A* L/ y+ M. t
If the results are Equal & Unequal, it means the ball is in group 3.
8 ~  E( V# ]+ s, t公仔箱論壇If the results are Unequal & Equal, it means the ball is in group 1.  f1 Y- y- c& \2 S( V* ~( F
If the results are Unequal & Unequal, it means the ball is in group 2.tvb now,tvbnow,bttvb3 n3 J( e: {8 Z% E

7 I$ M  q( m0 f. KOnce you determine the group that contains the ball.
6 L3 N( R/ b" C( ^% ?Simply weigh two of the balls