maaaary

1. divide 6 and 6, both sides will not equal) M7 V! [6 I* m6 V
2. take any side of the 6, divide then 3 and 3, again both sides will not equal9 E5 \& a( C! i% u6 \* V
3. take any 2 and weigh them
+ C9 N1 ~9 ^9 ?/ F7 ~& Uif they equal, the one left is the ball.