原帖由 prozzy 於 2007-5-18 23:05 發表。  公仔箱論壇, g" _: g$ e/ {
the answer is -$97 for sure.
8 Q) a) w$ c3 ZThink about it this way
5 G" X% p" A5 X( |6 k7 O! H( E5.39.217.761) 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。* Q6 ?* f z/ A( Q4 V
2) Now, the owner discovered that the 100 bucks is fake. You can th ...
5.39.217.76/ H0 E! V! J- T( P& Z
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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' O% C6 X6 E k. Htvb now,tvbnow,bttvbthink 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.
2 R: e; ?" h3 J7 H6 }: ^5.39.217.76
4 j7 e+ J4 e) T3 E; R 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。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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