1. divide 6 and 6, both sides will not equal 7 R' T+ O1 ]! E% X2. take any side of the 6, divide then 3 and 3, again both sides will not equaltvb now,tvbnow,bttvb g1 P: N) \3 |$ i3 r
3. take any 2 and weigh them @ C3 K" ~7 |6 T* e6 s3 |+ j3 gif they equal, the one left is the ball.