197 is the right answer.
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Reason, tvb now,tvbnow,bttvb! Q: J! K0 `1 T3 H& o' W
公仔箱論壇4 e2 I5 F& R/ b* R' Q4 B- e% P
1. $18 costs on Item = -$18
$ k8 _1 V$ _9 S+ `1 z& e9 A2. got $100 fake, (no income) , layout $79, = -$79公仔箱論壇, I) E9 G! v+ Y' W a, R7 [
3. pay back to $100 to that vendor whom exchange fake $100 here -$100
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# D# R+ u. X' }! h# u5.39.217.76Therefore, totally, 18+79+100 = 197  |