1st trial - put 6 balls at each side .. take out the lighter 6 ballswww2.tvboxnow.com3 h% J! u" N* y/ [- Y
2nd trial - put the heavier 6 balls by 3 balls at each sidewww2.tvboxnow.com; @- R$ b& ?( H5 B+ x0 P+ C
lastly, take out the lighter 3 balls.... now left 3 balls..
! q5 \& e" T. _0 o; F3 U. \8 XTVBNOW 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... |