1st trial - put 6 balls at each side .. take out the lighter 6 balls
: l( S. L6 E8 N$ ^0 @& |5.39.217.762nd trial - put the heavier 6 balls by 3 balls at each sideTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。; q, V6 M& U' x. J1 X: a9 k
lastly, take out the lighter 3 balls.... now left 3 balls..
. D8 C) o6 ^* O+ m# j/ \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... |