21+50+15=86
9 |6 K8 r" ]. _* btvb now,tvbnow,bttvbwhy 86...
+ b9 h7 P$ n( q8 |os.tvboxnow.combecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21os.tvboxnow.com, t0 H( m5 [9 I% a# k8 e
then he giv bck his fren 50公仔箱論壇" {3 m- L p7 g1 E5 R
and the shoes cost is 15
% g h8 F4 O- ^9 i/ w$ d; P公仔箱論壇
3 B- [; N( p) R- T# f/ H3 l1 m公仔箱論壇so total he loss is 86...
7 c0 k R( L! j% V4 x+ N
! T- y3 w! v# V# @$ ^0 e! V公仔箱論壇[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |