197 is the right answer. tvb now,tvbnow,bttvb3 R0 n& ^( [$ D( f' x
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Reason,
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1. $18 costs on Item = -$18tvb now,tvbnow,bttvb$ r+ O$ p8 ]: \& Z5 S8 u% k x( \
2. got $100 fake, (no income) , layout $79, = -$79
- D- g% p( f$ ?9 o. B1 f: `" W9 I3. pay back to $100 to that vendor whom exchange fake $100 here -$100
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' a. L' R( N2 z9 F. s. ]% [公仔箱論壇Therefore, totally, 18+79+100 = 197  |