1st trial - put 6 balls at each side .. take out the lighter 6 balls
" G/ w. N8 O) E% L) T' zTVBNOW 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。2nd trial - put the heavier 6 balls by 3 balls at each sidetvb now,tvbnow,bttvb3 q. n4 b0 |$ B$ {* O& k8 w; W( {
lastly, take out the lighter 3 balls.... now left 3 balls..
2 Z( O5 j0 ^' `' y9 q% ]: Wtvb now,tvbnow,bttvb3rd 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... |