原帖由 wwk6002 於 2007-5-5 22:53 發表。 公仔箱論壇: r; }, Q4 L& j8 x2 N
請答197的人想清楚!
4 m$ |: J; I* F8 {6 E7 ]7 stvb now,tvbnow,bttvb老闆用假的一百蚊(之後還返張真的一百蚊),換了真的一百蚊零錢,5.39.217.77:8898* q3 h5 u+ t! |, C$ N& E3 h& H
即係話只係用左一百蚊,就換黎真的一百蚊零錢,然後比左其中79蚊比買野條友,佢自己仲有21蚊,tvb now,tvbnow,bttvb0 q! Y: w' u/ T& s, S1 p9 P. m
用左一百蚊,剩返21蚊,所以蝕了79蚊,還有貨品(成本1 ... ' E% G( B7 f( C4 @; M+ C+ }8 f# ]公仔箱論壇公仔箱論壇" r9 p; M Y' S6 n3 _# {- H% P
2 a$ _/ Z+ {5 E* W' r5.39.217.77:8898Yes, your answer is correct, but is only the 1st part, u forgot he paid back another $100 to his neighbor, that is another $100, not related to the first $100, you really have to 想清楚 |