1st trial - put 6 balls at each side .. take out the lighter 6 ballsTVBNOW 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。- _' ]& _, w7 h3 J+ P+ @3 k3 H0 \
2nd trial - put the heavier 6 balls by 3 balls at each side
+ r( S m. V; N公仔箱論壇lastly, take out the lighter 3 balls.... now left 3 balls..
0 S9 Y) d- U# N; X# D% J4 M. C' \5.39.217.763rd 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... |