Divide the 12 balls into 4 groups of 3's. - @. G" O( H% h8 u1 _Weigh group 1 & 2公仔箱論壇; D2 i7 k4 n) }* r e% q/ L8 D3 T4 ?
then weigh group 2 & 3tvb now,tvbnow,bttvb3 P$ V1 V; T9 P0 B! V% @; b+ C3 `
If the results are Equal & Equal, it means the ball with the different weight is in group 4." Z0 P4 m2 b9 J2 M# L
If the results are Equal & Unequal, it means the ball is in group 3. & P7 J( A( ~& r; c; E! g* J6 KIf the results are Unequal & Equal, it means the ball is in group 1.公仔箱論壇& S8 f9 G: ~1 L9 K& j5 N
If the results are Unequal & Unequal, it means the ball is in group 2. 0 I Q% j7 ^# O+ D( f" z5 y' r5 h1 ^* YTVBNOW 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。8 {# z& C# {' J0 B+ f! d
Once you determine the group that contains the ball. O% T6 O/ |7 r- v [Simply weigh two of the balls