1. divide 6 and 6, both sides will not equal公仔箱論壇4 ^# Z5 P3 e. v0 |6 J" [/ b6 ?3 V
2. take any side of the 6, divide then 3 and 3, again both sides will not equal % ~- V4 [' {) B, {( d9 L3. take any 2 and weigh themwww3.tvboxnow.com7 A. D' y+ K0 ^5 R: u8 N3 V6 B7 G
if they equal, the one left is the ball.