原帖由 prozzy 於 2007-5-18 23:05 發表。 
) i3 k& S p8 U+ f& t4 }tvb now,tvbnow,bttvbthe answer is -$97 for sure. , I' l5 ] v* G7 e: \
Think about it this way
7 Z: Z4 O- |3 V' N: T' o3 ETVBNOW 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。1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)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。, B; [+ D/ J6 @) R6 l1 }; B
2) Now, the owner discovered that the 100 bucks is fake. You can th ...
1 O- ^4 Z' f& ^9 w6 Z% I公仔箱論壇1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong2 }4 }5 ?- X4 S# m" o) H
5.39.217.76' i2 F# a7 T' L8 e5 X9 y: [+ n1 O
think about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.
/ i m0 C1 P$ h1 iTVBNOW 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。
0 u) }: w3 j6 ?, U& q7 p' BI 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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