21+50+15=86
7 S0 [& Q |7 Q5 t& T. |公仔箱論壇why 86...
) M/ N0 @4 \' f- ebecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
8 y. |2 R+ P# n Othen he giv bck his fren 50
- H* c' _2 o- V# x5.39.217.77and the shoes cost is 15
/ Q& i! I7 v6 p4 X" @: {+ Etvb now,tvbnow,bttvb5.39.217.77* i4 u, i- ]4 P2 b& A
so total he loss is 86...
5 N7 |/ l d: a3 tTVBNOW 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。5.39.217.776 @! {* b- }& ?* I
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |