1st trial - put 6 balls at each side .. take out the lighter 6 balls
4 {: I- \4 a& Q4 k2 I) ]. b; Ktvb now,tvbnow,bttvb2nd trial - put the heavier 6 balls by 3 balls at each side
' J$ _" k% b4 rlastly, take out the lighter 3 balls.... now left 3 balls..; }% {& m. |: l( ~- V: }
3rd 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... |