skybirds

原帖由 prozzy 於 2007-5-18 23:05 發表。
" G/ S5 i, \. k) C% [公仔箱論壇the answer is -$97 for sure.
5 B5 o( j) T/ c$ w8 @# fThink about it this way
4 O, _4 D% J" A5 G: |8 ?: R5.39.217.761) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
. O/ T8 o% u) t5 x8 ?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
& i3 \1 ]2 l, Z* rTVBNOW 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。
4 R. w" V. C2 l6 f% g  RTVBNOW 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, 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.公仔箱論壇* ^" F6 e/ }! d- O# F1 y" q
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。: X1 v/ o0 ?# h# s
I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong.

skybirds

??? 369258 ? 2007-6-28 23:29 ??? tvb now,tvbnow,bttvb- p& j1 ^6 }( p6 k' a7 R" f/ M

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/ \, K' z. v- q0 h* {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.

230km/hr

97

joey80

179+18
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8 t/ r9 s) S4 T[ 本帖最後由 joey80 於 2007-7-11 07:08 AM 編輯 ]

skydn

118

mkcjojo

??

fisherdai

18+79=97

wuchingching

not 97 ma ?

mibird

197

kent8118

Thanks for sharing!!!