21+50+15=864 @; i+ e& x c& F2 p) G4 Y1 ]5 |
why 86...
& D% Z3 g( T8 m1 _3 H* V; Q3 Mos.tvboxnow.combecos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
" F7 ^2 L5 F, k* Ethen he giv bck his fren 50
; ~ g5 u, t3 T5 E7 vos.tvboxnow.comand the shoes cost is 15
4 K+ V' o6 S! I+ O9 a( y3 Y" ?TVBNOW 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。: e5 y% d' s% u; i2 W# D) I8 N
so total he loss is 86...! C0 c- m4 X4 p7 l* ?6 ~
6 t( _2 m& L& w3 w$ o9 r V
[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |