題目誤導人~2 P! d) M/ Z, Y
owner 100tvb now,tvbnow,bttvb8 f7 S+ |/ Y$ l+ z1 W
owner's son 20公仔箱論壇4 R8 n# u' q0 c3 t. O# @
each pay 40tvb now,tvbnow,bttvb5 m+ g( W, X! Y6 q# ^
40*3 = 120
) e) V4 m% r' j2 I* A! q! f公仔箱論壇120(3 guys) - 20(owner's son) = 100 (owner) |