原帖由 prozzy 於 2007-5-18 23:05 發表。 
% L0 G) t2 k7 n- E9 |# ZTVBNOW 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 -$97 for sure.
# k3 v6 f+ W$ ^" Q3 f) U9 f公仔箱論壇Think about it this way
|: y# C1 Q: ]8 q0 q' F6 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-$18)公仔箱論壇( I, o+ {$ [. R: t* L
2) Now, the owner discovered that the 100 bucks is fake. You can th ...
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tvb now,tvbnow,bttvb8 _1 K5 E) p% y% X
1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong
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- @/ Q" z) F/ x5 sthink 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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6 ~+ R7 P5 _0 W# u* p2 Iwww1.tvboxnow.comI 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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