skybirds

原帖由 prozzy 於 2007-5-18 23:05 發表。
$ _8 m8 S/ _4 V4 K5 p. [2 m5.39.217.77the answer is -$97 for sure. 5.39.217.77" I- ?4 {  G: y* a( C  h. B) _
Think about it this way 5.39.217.77# M2 r. I) Y! g/ t5 b0 W: j/ F7 Z
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)tvb now,tvbnow,bttvb. ^0 N0 D* ?* E3 Z7 o
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。7 c9 G) p: e  Z. C

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6 }3 g& j* ?5 W7 T: |5 f. Q# r1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong
$ c9 `- w) s' wTVBNOW 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。
( v5 a( j; a5 W( I) f, s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.' g/ Z) p, |- w" _; f  c! l
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。; Z6 M5 o& L3 t( D/ E) y9 V, ?. K
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 ??? ; y5 _; j$ d' a; ]) }9 T

3 V& F1 m, s2 @  n' D1 ^$ \0 w公仔箱論壇3 X7 B0 }3 L, Z* ?/ O
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+18tvb now,tvbnow,bttvb' \4 \9 p; J& ~3 E
公仔箱論壇) S: \! G9 ~' u  ]7 H: D3 P
[ 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!!!