題目誤導人~
4 ]# I, o4 Y; M4 K j4 D) Yos.tvboxnow.comowner 100
0 I D6 b s% r4 btvb now,tvbnow,bttvbowner's son 20
% y4 s( x; C _7 e& x; ~. Itvb now,tvbnow,bttvbeach pay 40tvb now,tvbnow,bttvb: d+ q8 g3 T% p) n2 X+ o- E
40*3 = 120
5 J1 x! T& k5 |4 l& u120(3 guys) - 20(owner's son) = 100 (owner) |