Divide the 12 balls into 4 groups of 3's.! D! d* ^- J- }' N7 g& _
Weigh group 1 & 2 h+ l4 F, N( T8 m6 ~2 Nthen weigh group 2 & 3 ! y$ u7 R9 K& T7 O N ?5.39.217.77If the results are Equal & Equal, it means the ball with the different weight is in group 4.5.39.217.77! h( P" R) N) }3 r
If the results are Equal & Unequal, it means the ball is in group 3. " A* h- C& x7 Y- q& Z- A5.39.217.77If the results are Unequal & Equal, it means the ball is in group 1.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。( {# }/ F# G2 P# r
If the results are Unequal & Unequal, it means the ball is in group 2. 5 U# C! v- {5 A# }9 n2 P: 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。 # R% R5 J/ o+ Q& x公仔箱論壇Once you determine the group that contains the ball. Q1 T5 e( V0 d/ q' J7 _+ K4 USimply weigh two of the balls