1st trial - put 6 balls at each side .. take out the lighter 6 ballstvb now,tvbnow,bttvb; L% |+ \" [2 y( a3 ? r
2nd trial - put the heavier 6 balls by 3 balls at each side5.39.217.761 q; k/ k, N# b5 i. G2 R: q! @
lastly, take out the lighter 3 balls.... now left 3 balls..
; n2 ^3 a/ y U+ h5.39.217.763rd 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... |