原帖由 prozzy 於 2007-5-18 23:05 發表。  TVBNOW 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。& q! s6 c7 Q4 g+ p! |' k8 `
the answer is -$97 for sure.
P' n- l* P! D& K# X. bTVBNOW 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。Think about it this way 5 B! Z5 e. c0 O* d" g7 D
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
" K# n; h0 n- |2 O3 ]TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。2) Now, the owner discovered that the 100 bucks is fake. You can th ...
" F: J+ J( Y0 N7 ]6 }% cwww3.tvboxnow.com
+ r& y7 }' ~2 G2 p5 B# s1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrongwww3.tvboxnow.com# d$ F1 |. l. R3 w, @7 V! O) i
8 M z% h. `4 [& qtvb now,tvbnow,bttvbthink about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.
+ K% l9 Q8 L7 n9 G, Q5 xTVBNOW 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。
$ U5 I3 _- t2 R: I1 c6 ]" Q5 J: [tvb now,tvbnow,bttvbI know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |
發表於 2007-7-10 05:18 PM
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發表於 2007-7-11 03:19 PM
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