原帖由 prozzy 於 2007-5-18 23:05 發表。 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。$ l* K( g; d7 F$ M6 r7 _
the answer is -$97 for sure.
. C# B' U$ G5 K! @tvb now,tvbnow,bttvbThink about it this way
' w5 @. m' S- F5 M9 I1 h' K公仔箱論壇1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
5 @; p! a, w3 r9 S7 NTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。2) Now, the owner discovered that the 100 bucks is fake. You can th ... TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。 }: U' j$ Y: ?9 o! x6 g, N
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。! S" T) }( @ l) c$ A+ Q0 X' t l
5.39.217.76" R R. d8 q% \9 h/ G- e
1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong
C* }" O0 ]6 V8 D' ZTVBNOW 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。 / v( |7 T3 f, C1 b: w
think about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.5.39.217.76; j, x$ x9 i1 o/ p) R0 e
+ j3 W: a" B3 \8 j9 `tvb now,tvbnow,bttvbI know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |