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197 is the right answer.
9 W9 G1 \6 i5 e4 @* l+ t# DTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。5.39.217.77- a# }1 P5 L* t
Reason,
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1. $18 costs on Item   = -$18
& \; B* M4 D+ Gtvb now,tvbnow,bttvb2. got $100 fake, (no income) , layout $79, = -$79
$ ^& c' B- i) Z% r; d9 `8 {3. pay back to $100 to that vendor whom exchange  fake $100 here -$100 tvb now,tvbnow,bttvb; r5 q- P& E+ R, s6 U/ M( @

: F/ D+ j: W* aTherefore, totally, 18+79+100 = 197   
是不是118呢,输了100元跟一件成本18元的礼物
197
118
Thx
200
97 dollars
97
thx.................
97
let see see
197
O.o what is answer?
O.o what is answer?
% G% B# ?+ {6 o3 gTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。
原帖由 wwk6002 於 2007-5-5 22:53 發表。 5.39.217.77" m/ q2 ~! k8 C" T3 I
請答197的人想清楚!$ \9 }1 O9 q! e8 t( d  e7 L. f
老闆用假的一百蚊(之後還返張真的一百蚊),換了真的一百蚊零錢,5.39.217.77' [: I  q# v0 @
即係話只係用左一百蚊,就換黎真的一百蚊零錢,然後比左其中79蚊比買野條友,佢自己仲有21蚊,tvb now,tvbnow,bttvb* O  T! d3 c) [% P
用左一百蚊,剩返21蚊,所以蝕了79蚊,還有貨品(成本1 ...
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tvb now,tvbnow,bttvb  ~" y% G8 |& i; o/ }7 o
Yes, your answer is correct, but is only the 1st part, u forgot he paid back another $100 to his neighbor, that is another $100, not related to the first $100, you really have to 想清楚
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