1. divide 6 and 6, both sides will not equal , r: r1 X8 x, R. W4 j8 \, s2. take any side of the 6, divide then 3 and 3, again both sides will not equal 4 f4 ~* l7 d4 Q+ E: n2 P! G; U3. take any 2 and weigh them 8 o% H0 v" `0 ^ etvb now,tvbnow,bttvbif they equal, the one left is the ball.