Divide the 12 balls into 4 groups of 3's. $ O4 W: Q+ o Y1 ]. l; @8 N5.39.217.77Weigh group 1 & 2 4 n+ D$ \, Z: _then weigh group 2 & 3 : Z5 C5 Z* D3 V% e$ X* q9 QTVBNOW 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。If the results are Equal & Equal, it means the ball with the different weight is in group 4.公仔箱論壇& K/ g0 N2 k' l" m) `+ U
If the results are Equal & Unequal, it means the ball is in group 3. 2 [" n' I2 Y) FIf the results are Unequal & Equal, it means the ball is in group 1.公仔箱論壇- E% I) v8 t9 ], w1 U
If the results are Unequal & Unequal, it means the ball is in group 2. - x2 o' l# T Y9 ~6 I! h 8 v' w; O3 _9 W; l( s/ xTVBNOW 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。Once you determine the group that contains the ball.6 {7 o, x" O0 \
Simply weigh two of the balls