1st trial - put 6 balls at each side .. take out the lighter 6 ballstvb now,tvbnow,bttvb D8 j) H" w0 {4 t: ~9 t- L
2nd trial - put the heavier 6 balls by 3 balls at each side
2 B2 N0 j% h6 ?5 t2 Elastly, take out the lighter 3 balls.... now left 3 balls..
+ w) j' Z# _2 e: ETVBNOW 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。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... |