21+50+15=86TVBNOW 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。) b& U+ w, M9 k: M' T
why 86...
I1 \, P. i" ? I# s公仔箱論壇becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
5 u; [2 E# W. h3 D公仔箱論壇then he giv bck his fren 50
+ G. Z% B3 _! `公仔箱論壇and the shoes cost is 15
% _. H* A ^' m, F5.39.217.77:8898tvb now,tvbnow,bttvb1 ~1 @2 Z! @+ `5 L0 Y
so total he loss is 86...
5 g, s7 O) T% @
# L. ^( Q% W* b0 s* w$ @[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |