197 is the right answer. 6 ^# \+ W9 n1 |; j
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Reason,
) z, j) e( T- E0 U# T( r公仔箱論壇' z$ d% K% F! @& v- J
1. $18 costs on Item = -$18公仔箱論壇% e4 ~! f# W9 J: n
2. got $100 fake, (no income) , layout $79, = -$79
0 E3 {; {2 F1 D7 G1 I0 ctvb now,tvbnow,bttvb3. pay back to $100 to that vendor whom exchange fake $100 here -$100
9 s4 \. g8 l5 u公仔箱論壇
8 n- v# n' p; O' O* @公仔箱論壇Therefore, totally, 18+79+100 = 197  |