skybirds

原帖由 prozzy 於 2007-5-18 23:05 發表。 5.39.217.77+ W: a: n" d3 u$ Z# Z
the answer is -$97 for sure.
9 g1 B9 S9 \2 u8 B5.39.217.77Think about it this way 5.39.217.77% y' H; m( u/ ~
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)8 h9 q% H1 v: E" {9 K
2) Now, the owner discovered that the 100 bucks is fake. You can th ...

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, P  H& ]/ H* f: c5 cTVBNOW 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。
. x. \# z- G2 h. x' n+ z公仔箱論壇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。! u: ~% y+ @# B) W0 [5 _

" y! n6 k; f% M/ x. C" h公仔箱論壇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.5.39.217.77. o5 G: ^/ _2 I

& d5 ~2 o$ Z# Z; ^# ZI 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,bttvb5 Z' |! a& {2 D! F- H

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。/ z% Z3 @  R1 s5 e/ N* X

0 u) ~0 m& Z! [1 ?& Y3 kTVBNOW 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
" i% f. b3 U5 j; H- }5 {  DTVBNOW 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。
% C9 z2 S2 p( ]' _9 Ctvb now,tvbnow,bttvb[ 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!!!