原帖由 prozzy 於 2007-5-18 23:05 發表。 
, I0 p U0 l: O3 m7 A. O0 x3 x/ LTVBNOW 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。the answer is -$97 for sure. , ]% Q6 S/ X* w- p4 f# U
Think about it this way TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。$ n6 w- v! D% x+ i0 V' S
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)公仔箱論壇7 Y2 x$ w& c% N' O" ?& ?- c
2) Now, the owner discovered that the 100 bucks is fake. You can th ... tvb now,tvbnow,bttvb1 |5 X. k+ q2 k" Z( _, o
tvb now,tvbnow,bttvb& H p( z L0 Y" T, b
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 P4 V5 L0 ]% t. J0 @* F
1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrongtvb now,tvbnow,bttvb) @" a4 F1 M, ?9 {6 e3 r4 k
; s% [( `) F( `; e1 u$ ]. Xtvb now,tvbnow,bttvbthink about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.5.39.217.773 x% T0 w. ^" }: [; w/ L6 g
5.39.217.77. g6 J% \* d: B `; ^$ g
I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |