21+50+15=86 ~! ]" ]" H: o
why 86...
3 Q- V3 y; }7 _) \9 _9 S! lbecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21os.tvboxnow.com5 P0 Z- o, [( w* G* b. G
then he giv bck his fren 50' C& n9 @- X4 g+ T1 `; {
and the shoes cost is 15公仔箱論壇6 r- S# v# k0 M4 i
+ C' X0 u2 t" \1 }! ?; Eso total he loss is 86... W* q; C2 n6 T7 d
tvb now,tvbnow,bttvb2 {2 {# E' |2 {
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |