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。& q; k6 T- Z* t& m& t* I
Weigh group 1 & 2 - o7 X1 Z# {7 L' f. n公仔箱論壇then weigh group 2 & 3 # Y$ L+ ~( h* \1 L1 Y9 HIf the results are Equal & Equal, it means the ball with the different weight is in group 4.# e# G& F! |* D; o0 n/ P
If the results are Equal & Unequal, it means the ball is in group 3.9 P/ P* _$ i& |5 Y
If the results are Unequal & Equal, it means the ball is in group 1.公仔箱論壇2 r" m% i) e4 r$ B8 Z
If the results are Unequal & Unequal, it means the ball is in group 2. 6 ^- {0 |& E) i/ b8 }5.39.217.76 8 k3 L+ \2 T0 s! ^5.39.217.76Once you determine the group that contains the ball.公仔箱論壇; p) M" q2 Y6 X
Simply weigh two of the balls