原帖由 wwk6002 於 2007-5-5 22:53 發表。 
$ N+ L9 {/ _$ Y. @8 h9 w請答197的人想清楚!
% V7 K7 k9 V4 e' L; N ~7 n( d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,% j6 G2 g% u) _' i
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,8 o- I& Z+ v% {: ?0 i- x5 L
用左一百蚊,剩返21蚊,所以蝕了79蚊,還有貨品(成本1 ... % r' n+ j4 @1 U( O- R O, Q& f, Ntvb now,tvbnow,bttvb5.39.217.77:8898. i" k: P7 F3 {6 v
; D# A" Z& l9 K4 h7 |Yes, 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 |