1. divide 6 and 6, both sides will not equal , J6 o J8 Z* P: i* j/ z& s! s4 ?5 f( `tvb now,tvbnow,bttvb2. take any side of the 6, divide then 3 and 3, again both sides will not equal8 F) _. ?& I7 B0 T
3. take any 2 and weigh them ( K5 Z Q' l# i* x) l! J# Z7 E" U公仔箱論壇if they equal, the one left is the ball.