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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  R; y5 B, A8 y: Z8 {9 {+ H公仔箱論壇總共損失係 $18+$79+$100 = $197 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。6 D5 C  O2 g& H9 e( I8 B8 d

, k$ ?/ i8 j6 _1 ^9 a& i0 x或者如果係捉字失既話( S% c9 }: r5 f. E# P! e
$179 + 一件貨

skybirds

原帖由 jeffreyhohoyuan 於 2007-4-8 09:22 發表。 tvb now,tvbnow,bttvb3 ^# j% W% s" q; s0 n
$97 old question

2 J3 n" y1 d. e3 O) q1 x公仔箱論壇公仔箱論壇" M0 h( Z# i% p0 R
old question?* I; z( M$ j/ V$ N: l
but how come u still have the wrong answer?' ^, ]( `2 \7 h6 o( M
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。
3 E0 i1 j/ j  g( |- {2 R" |請答197的人想清楚！
& R# `* [4 }) f5 k' z& Z' h1 x" h+ Rtvb now,tvbnow,bttvb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，* v3 l) d! A0 B6 d' Y
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，+ w: h7 n" p$ f( X% z0 ~# S
用左一百蚊，剩返21蚊，所以蝕了79蚊，還有貨品(成本1 ...

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。; t3 |# t2 @, K

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3 Q/ y0 L/ C: R' B5.39.217.76Yes, 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。 公仔箱論壇0 f- R. M" B) O$ a
the answer is -$97 for sure.
6 d9 q" u3 S$ B公仔箱論壇Think about it this way 9 |* }. a2 N1 |
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
- A8 I( X8 M$ w. W! \2) Now, the owner discovered that the 100 bucks is fake. You can th ...

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8 O1 H& V4 G5 {/ Q7 Y& ?) Y  l2 v2 R1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong5.39.217.76& q& v3 H2 o2 L* z/ o% V9 D

. W# Q+ K1 J7 W8 \. P3 Qtvb now,tvbnow,bttvbthink 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。5 @/ q. Z3 r1 S  z! \
5.39.217.761 Z! j, s& o% A0 R: }
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 ??? tvb now,tvbnow,bttvb9 n) V) Z/ q% H

tvb now,tvbnow,bttvb' n' u& U) j5 W. }# k
5.39.217.762 d9 d/ z( x* g0 Y% E
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.