At first they paid $30-3 x: O& B! o4 }# R2 W
and they get return $3-公仔箱論壇! F. e7 K- v. {4 \2 B8 V3 g' \7 H
that mean they just paid $27-
7 J- Z2 @' f8 B* g$ jTVBNOW 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。the owner take $25- and the servant take $2
& P# ]" N7 y, A% z! D5 c" ?so the sum is totally equal |