Divide the 12 balls into 4 groups of 3's.公仔箱論壇5 Z$ j: W! Y8 D9 G- U" L1 p3 ]
Weigh group 1 & 2 ' e8 E( U6 ^3 P" B2 X5.39.217.76then weigh group 2 & 35.39.217.76 E5 L6 I& d5 a* |
If the results are Equal & Equal, it means the ball with the different weight is in group 4.+ v5 O- x% y" w6 T# ]/ Q6 h3 q
If the results are Equal & Unequal, it means the ball is in group 3.5.39.217.76' O/ w |' p9 T5 g7 j. z
If the results are Unequal & Equal, it means the ball is in group 1. * Z m8 h+ R) f6 ZIf the results are Unequal & Unequal, it means the ball is in group 2.tvb now,tvbnow,bttvb( j e- t4 U. ?1 u$ e$ @7 ~
5.39.217.765 k" d+ O6 b5 Z3 v1 a
Once you determine the group that contains the ball. 7 R/ N( X) T( u5 t' q5.39.217.76Simply weigh two of the balls