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原帖由 prozzy 於 2007-5-18 23:05 發表。
  _% M( O3 ?' T& S7 ]  z2 r/ C2 @the answer is -$97 for sure.   x: S' ^  D  s2 G7 {; ~" R
Think about it this way 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。& F7 Z1 a0 G; P4 n9 X7 Z& ?( u
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18): X) a. K7 ?* }0 ~' l, N6 |
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
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2 E# a# F5 h* t- Z5.39.217.76think 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.& [( e. E' V5 J! k/ P; b1 w
公仔箱論壇  S& I" `& c6 M: {& S
I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong.
??? 369258 ? 2007-6-28 23:29 ??? 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。" E) [& X1 ?* C4 q) W0 X
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dun forget that guy, not only the $18 dollars product he got on hand, he also got $79 dollars on this hand, he paid a fake 100 dollars bill, it means he paid nothing, and the boss gets nothing too, so u need to add 79 dollars to the total.

回復第 1 帖由 idontgiveashit 所發的帖子

97
179+18
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: G# Q' {! x7 Qtvb now,tvbnow,bttvb[ 本帖最後由 joey80 於 2007-7-11 07:08 AM 編輯 ]
118

$97 lost

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回復第 213 帖由 skybirds 所發的帖子

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??
18+79=97
not 97 ma ?
197
Thanks for sharing!!!
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