At first they paid $30-
# z- r9 D. V" c1 V% A5 I4 p4 [and they get return $3-
3 o3 `2 f7 G3 w8 y" R+ a/ T. X公仔箱論壇that mean they just paid $27-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。& h* J) ?" j R; t
the owner take $25- and the servant take $2tvb now,tvbnow,bttvb- q* U8 k: L! x% N! ?
so the sum is totally equal |