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) : |1 i8 ^) f4 k b8 [: Y. _5.39.217.775-2=3 (taken by the employee) 9 v: c: ~ K, c4 y5 O3/3=0 (return back) # w( A* H) g' T8 Z8 y( m9 W! ^公仔箱論壇2 t$ s) w+ m& [4 L* Q3 s, W' i
so... what $1 are u refering to?????作者: happyman8866 時間: 2008-10-23 10:33 AM
At first they paid $30-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。, z+ V# [6 `6 {% G7 k, E0 T
and they get return $3- 2 P3 f, r- ?' {9 E3 M" {3 Y公仔箱論壇that mean they just paid $27-. R L! k$ a- ?! m% a
the owner take $25- and the servant take $25.39.217.771 Z) f6 F6 I3 b0 U2 |6 J3 L
so the sum is totally equal作者: happy小鬼 時間: 2008-10-23 01:47 PM