bencake

題目誤導人~
, b6 i: r7 y8 f3 d6 I0 D+ [公仔箱論壇owner 100
! g' ^$ k% \6 rowner's son 20tvb now,tvbnow,bttvb" ]& Q4 v3 F# h! T
each pay 40
# e: R  |6 I+ F, W- Q2 }9 d* ios.tvboxnow.com40*3 = 120公仔箱論壇7 V6 u. |$ I/ X" H8 V
120(3 guys) - 20(owner's son) = 100 (owner)