1. divide 6 and 6, both sides will not equal; v5 R1 N* T' t; S3 X \$ k
2. take any side of the 6, divide then 3 and 3, again both sides will not equal * b( {- o3 K& ZTVBNOW 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。3. take any 2 and weigh them, r5 I; q: a: q+ o& j2 d$ t: u( K
if they equal, the one left is the ball.