1. divide 6 and 6, both sides will not equal6 E) @5 g9 {5 {- E9 B! V. F
2. take any side of the 6, divide then 3 and 3, again both sides will not equal9 v/ ~) T! o# X( O4 q" J/ S/ |
3. take any 2 and weigh them ' Y0 C P+ N2 y2 ^+ s) v5 P$ L; o" l) Z公仔箱論壇if they equal, the one left is the ball.