原帖由 prozzy 於 2007-5-18 23:05 發表。 
3 g# J; @' ^' H, N& R6 }( `the answer is -$97 for sure.
' {6 a! V% x# z5 JTVBNOW 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
8 X! A& d; K7 I% ]5 \: VTVBNOW 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-$18)5.39.217.766 A" R2 W- [( p. {# p
2) Now, the owner discovered that the 100 bucks is fake. You can th ... TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。* q. G8 {" B5 X, Q' u: m7 V
+ ?# A; Y; G$ 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。
" H5 h2 a( L4 M. l9 @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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8 M1 _/ j% H# v$ N5.39.217.76think about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.
1 b; g3 K( Q6 c" E- v. s/ Z# ^. Stvb now,tvbnow,bttvb 公仔箱論壇" u6 V$ x% }6 E0 ^5 a+ F
I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |