原帖由 prozzy 於 2007-5-18 23:05 發表。 
2 x* }2 [+ Z' a$ D8 rtvb now,tvbnow,bttvbthe answer is -$97 for sure.
$ f3 v+ S0 O' Q. m' Z% Q% vThink about it this way
$ o6 i* ]2 E7 u. s, t" N! C公仔箱論壇1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)www3.tvboxnow.com# M y* z0 x0 J. e, W
2) Now, the owner discovered that the 100 bucks is fake. You can th ...
8 f" C# |4 Q' n; [4 y# `, [TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。
4 ^/ J/ Y$ k& K/ \8 a1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong# w1 q6 c( n* Z! F3 J& v- |
0 V+ ?: B: A1 M+ G; T' a1 `7 M公仔箱論壇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.公仔箱論壇9 F1 B6 E, F z) A
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I 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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