原帖由 wwk6002 於 2007-5-5 22:53 發表。 
& E. \, b5 @# C6 k) X公仔箱論壇請答197的人想清楚!
1 t* W: J2 z: B0 C) l' G, K5.39.217.77:8898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,公仔箱論壇7 I) u+ G9 o3 c1 @0 [6 G: e
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,
! V6 E( t, j; p! m1 T" v3 G' m6 C用左一百蚊,剩返21蚊,所以蝕了79蚊,還有貨品(成本1 ... 2 Z- Q7 i; b+ b9 j& w' H4 `2 p0 h公仔箱論壇
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]" B1 Y3 ?2 t( q$ f, `* Z, A公仔箱論壇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 |