这题目其实是故意混乱大家的。。。其实三人所付的27元是住宿费25元加员工私吞的2元,然后30减掉27元就是员工给回他们的每人1元。。。 根本就没有消失掉。。。作者: chea76 時間: 2008-10-23 09:58 AM
30-25=5 (paid for rent) ; J- P" y1 M, H5.39.217.775-2=3 (taken by the employee)1 Z$ J4 q6 ^/ w) l7 z
3/3=0 (return back)TVBNOW 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。$ E( i+ k. k: C, V. l% [7 G
/ n" L3 {7 z1 o& }. N2 yso... what $1 are u refering to?????作者: happyman8866 時間: 2008-10-23 10:33 AM
At first they paid $30- # H9 i+ N# ^' w: k! ytvb now,tvbnow,bttvband they get return $3-公仔箱論壇% z6 f$ Q2 y! B
that mean they just paid $27-5.39.217.77 W0 e; [3 t9 F" i) `
the owner take $25- and the servant take $2 - Z5 k! h6 Z$ lso the sum is totally equal作者: happy小鬼 時間: 2008-10-23 01:47 PM