題目誤導人~
6 z! W* w( ~/ e- \owner 100www3.tvboxnow.com0 A! Q. \5 q1 m9 |2 p I
owner's son 20公仔箱論壇/ A5 N8 j3 n) i3 [$ m; A+ @! G
each pay 40
3 W& a6 T) L, e, A+ @/ U4 Jtvb now,tvbnow,bttvb40*3 = 120
' z2 U" {, D0 i W& B120(3 guys) - 20(owner's son) = 100 (owner) |