原帖由 prozzy 於 2007-5-18 23:05 發表。 
7 N! }( {, U) }- @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。the answer is -$97 for sure.
( z8 X/ h' t/ }& rTVBNOW 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 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。0 v% [ g. n; f1 N
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)7 F+ u- R# n+ q
2) Now, the owner discovered that the 100 bucks is fake. You can th ... ' f% Y: c1 k2 u: B
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1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong. n# d' C4 b8 l* v1 f
W1 l. W+ k- O9 w, n& U1 {5.39.217.76think 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.
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R0 |) j5 X1 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。I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |