原帖由 prozzy 於 2007-5-18 23:05 發表。  tvb now,tvbnow,bttvb* g I7 |8 W& ~, R. \. g. E+ `
the answer is -$97 for sure.
# A( }! G; i6 o- T0 b* |5.39.217.76Think about it this way
$ o9 i4 }" G$ b6 nTVBNOW 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)公仔箱論壇5 J* m; G! C1 K# Z( Z
2) Now, the owner discovered that the 100 bucks is fake. You can th ...
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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
4 m: Z1 v; h+ e2 j' A公仔箱論壇 5.39.217.76& Z( g, d: ?7 \( U3 R; h
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.
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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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