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。5 t. F" O5 u( e2 E
why 86...3 j; n- O$ f; h; a# Z7 Y( c, Q; T
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21
( q3 `* I1 s, X* ~# Z. Q- M公仔箱論壇then he giv bck his fren 50
7 N |4 c- F3 Y [( K% X2 w; r9 Qand the shoes cost is 15os.tvboxnow.com* |; Z1 I2 p( I3 r% S+ t0 W
2 u! \; e$ J I; hso total he loss is 86...; }& k0 m/ L+ L( j. ~- N% l; ]
* A# b# G' M' A6 o% l. p公仔箱論壇[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |