1st trial - put 6 balls at each side .. take out the lighter 6 ballswww2.tvboxnow.com7 s9 |: D( h; n& ?
2nd trial - put the heavier 6 balls by 3 balls at each side
$ O. f- F" t! p6 {$ d( btvb now,tvbnow,bttvblastly, take out the lighter 3 balls.... now left 3 balls..
4 H7 N( s, K& i/ J( H3rd trial - put 1 ball on each side, left 1 ball on table. if both sides balance, the ball on table is the heaviest. if one side on the scale is heavier then it is the heaviest... |