21+50+15=865.39.217.76# H5 n0 o* I; \# A5 m+ A+ I/ p
why 86...5.39.217.76% S" V1 `) @8 n1 u
becos he change 50 "small money" then giv bck to customer 29 and he keep the balance 21; K1 ]6 j r9 `9 z
then he giv bck his fren 503 ^* O5 z' C5 h2 Y! x
and the shoes cost is 15
# ?, [# i+ U8 a( S2 T8 x5.39.217.76
: c' F' ~. U/ }+ b% Ktvb now,tvbnow,bttvbso total he loss is 86...
/ ^0 g1 I9 Q+ q6 |! `tvb now,tvbnow,bttvb
0 m) Y8 U- U2 gTVBNOW 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。[ 本帖最後由 ooichse 於 2008-12-3 01:54 AM 編輯 ] |