197 is the right answer.
/ k% d# N' ?+ y5 l6 W公仔箱論壇
9 L, J% g; ^# b7 w! \* g公仔箱論壇Reason, tvb now,tvbnow,bttvb4 Z, q/ T0 W* [* B& r% U
, P& W1 [7 p3 d; u* t7 Qtvb now,tvbnow,bttvb1. $18 costs on Item = -$18
3 d }; k5 B, g: B公仔箱論壇2. got $100 fake, (no income) , layout $79, = -$79
* c5 P" `/ v0 j5 h3. pay back to $100 to that vendor whom exchange fake $100 here -$100
% p: i2 u- O- ltvb now,tvbnow,bttvb
; S$ C: J, ?8 Ewww3.tvboxnow.comTherefore, totally, 18+79+100 = 197 |