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原帖由 prozzy 於 2007-5-18 23:05 發表。
5 G/ J6 `, a$ L. ^/ _/ ithe answer is -$97 for sure. 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。8 @  M7 _. V1 f
Think about it this way
+ Z% g5 M. D2 }" e' j, e1 [- E1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
. B9 D# m1 ]' [2 H6 ?公仔箱論壇2) Now, the owner discovered that the 100 bucks is fake. You can th ...
公仔箱論壇7 M7 U7 k/ L) A+ Q2 C! C
5.39.217.76$ M& Y5 r5 C5 h$ [9 ^& l  k. Y5 _

1 f5 E" D( a) Z" I& ^& H% H2 V, {5.39.217.761) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong5.39.217.76" V% Q  ~1 p- r- D5 N" Q

) ], @7 C! q% o+ wthink 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 l8 k8 \4 j. Y; [3 ctvb now,tvbnow,bttvb tvb now,tvbnow,bttvb; k* Y1 S  r. W3 R
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 ???
% F- Z, |4 U0 x8 STVBNOW 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。
5.39.217.76; S# l: Q9 d9 S; x: N
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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
* o0 v) G3 _& U; c" otvb now,tvbnow,bttvbTVBNOW 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。" B% T' [2 R8 M* L6 h
[ 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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