1st trial - put 6 balls at each side .. take out the lighter 6 balls
5 K5 A/ z% B& N. w4 w$ [- H2nd trial - put the heavier 6 balls by 3 balls at each sidetvb now,tvbnow,bttvb( I4 s( e' O9 Y
lastly, take out the lighter 3 balls.... now left 3 balls..' t: H5 l7 r i# t- E" P# g
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... |