skybirds

原帖由 prozzy 於 2007-5-18 23:05 發表。
; v9 W, z0 ~4 ]: K* xthe answer is -$97 for sure. * K" Z' z/ J* e* B5 T* V4 c
Think about it this way 公仔箱論壇( Z4 F, e! u5 Q& u6 {) s
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)tvb now,tvbnow,bttvb  z- L: W# R8 v. D4 I
2) Now, the owner discovered that the 100 bucks is fake. You can th ...

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7 V" t; R% q! ?9 j- r7 }& O: }1 ~1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrongTVBNOW 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。* C! n& o! C( |3 |7 R

/ x: p8 N# H6 d& A+ B% Dthink 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.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。1 r; M( R6 W: |' z" M
5.39.217.77:88984 l3 b; w" d/ H9 S; o9 g5 G
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 ??? 5.39.217.77:88982 _+ V  f/ z9 Q. b* W) W) ?

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8 P9 U& }* d2 T$ X) w( x$ k/ E( HTVBNOW 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。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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4 r* ]$ e$ w0 \& G公仔箱論壇[ 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!!!