1st trial - put 6 balls at each side .. take out the lighter 6 balls
# p. W! L5 g0 I8 l) c8 _7 Ktvb now,tvbnow,bttvb2nd trial - put the heavier 6 balls by 3 balls at each side( e- H" P0 w6 D* U% Z0 l- N
lastly, take out the lighter 3 balls.... now left 3 balls..
- @' @ K: i; M1 Y" T vTVBNOW 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... |