題目誤導人~8 H$ c$ q! R8 }$ G3 j& P5 p
owner 100tvb now,tvbnow,bttvb1 j; T; e0 y: O7 I6 x! i0 M
owner's son 20tvb now,tvbnow,bttvb) `4 r# r# y2 j+ j8 Z% {$ W1 F' o% n
each pay 40* O7 G4 C1 q I1 y
40*3 = 120
7 }6 k6 x( [: }* e8 Z- T1 P( R公仔箱論壇120(3 guys) - 20(owner's son) = 100 (owner) |