skybirds

首先損失Ｏ左件貨 $18 + 無啦啦找返錢俾條粉腸 $79 + 再加上無奈還俾街坊口既 $100
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總共損失係 $18+$79+$100 = $197
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8 u) J* _( b2 t: GTVBNOW 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。或者如果係捉字失既話
6 S! ?( d( x6 \4 _5.39.217.76$179 + 一件貨

skybirds

原帖由 jeffreyhohoyuan 於 2007-4-8 09:22 發表。 1 J: U% M" }3 _6 j. m5 F
$97 old question

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but how come u still have the wrong answer?, s- U2 P$ V" ~. e, f; L5 m- v
what about the 100 dollars he gave it back to his neighbor

skybirds

原帖由 wwk6002 於 2007-5-5 22:53 發表。 公仔箱論壇' ]0 j  s- y7 N9 _2 p9 S
請答197的人想清楚！6 l( G' {6 `6 m- v. M( s  H
老闆用假的一百蚊(之後還返張真的一百蚊)，換了真的一百蚊零錢，
0 a0 d$ B  V3 Q! E: Z5.39.217.76即係話只係用左一百蚊，就換黎真的一百蚊零錢，然後比左其中79蚊比買野條友，佢自己仲有21蚊，
, o9 [* J% w3 C, L/ }; Y4 {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。用左一百蚊，剩返21蚊，所以蝕了79蚊，還有貨品(成本1 ...

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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。* Q1 }3 {! m+ U/ x

8 ]& y/ r5 i* l) d0 ^. j9 ?$ [Yes, your answer is correct, but is only the 1st part, u forgot he paid back another $100 to his neighbor, that is another $100, not related to the first $100, you really have to 想清楚

skybirds

原帖由 prozzy 於 2007-5-18 23:05 發表。 2 ~+ M- X  M4 Q, H# |0 r% n( F
the answer is -$97 for sure.
  C2 U# n2 I; |. t  fThink about it this way % c8 n. S6 Z. x
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
! p# o9 y3 ^0 M" [2) Now, the owner discovered that the 100 bucks is fake. You can th ...

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: w4 T. P* i' {4 GTVBNOW 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。
% V1 K' A  j8 S- [8 P& jTVBNOW 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) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong
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2 C6 U0 q" J8 {- g9 T. 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。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.* o- K. c2 |8 ^9 U6 P. A5 G

$ O2 F4 X6 g$ u( O* X# wI 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 ??? 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 @, \2 I% A( v

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# n# s4 U" E9 o0 K, A& }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.