1st trial - put 6 balls at each side .. take out the lighter 6 balls5.39.217.76: z; T1 r, O& x1 J& X6 q
2nd trial - put the heavier 6 balls by 3 balls at each sideTVBNOW 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。( a Q5 a0 b, @1 O5 J
lastly, take out the lighter 3 balls.... now left 3 balls..
z; U, c. b8 ]" ]3 c/ G/ H公仔箱論壇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... |