原帖由 wwk6002 於 2007-5-5 22:53 發表。 
' k% G$ d p/ W4 v7 P請答197的人想清楚!公仔箱論壇/ n; F6 l/ Y7 O7 e/ D1 g8 ^9 f: g
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,
3 L* S, p% g$ m# V( z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,- _9 E, Y& Z$ @0 J
用左一百蚊,剩返21蚊,所以蝕了79蚊,還有貨品(成本1 ... tvb now,tvbnow,bttvb+ I* g, W- P. J* r6 T4 m
公仔箱論壇; F, c- J' [/ |! `; M7 y' c3 t
; u* @7 N+ P5 L1 P5 J4 yTVBNOW 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。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 |