原帖由 prozzy 於 2007-5-18 23:05 發表。 公仔箱論壇2 c+ R+ {1 i' N4 ?( [
the answer is -$97 for sure. 3 `& Q! ]1 C2 q+ I0 U' _) X: [4 Z
Think about it this way TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。/ Q1 K( L" K. a+ p/ b$ }
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
3 P" ^/ L/ H5 Z/ T! N) @$ _. l公仔箱論壇2) Now, the owner discovered that the 100 bucks is fake. You can th ... 7 a1 q4 ~8 v( ]4 ]& X5.39.217.76TVBNOW 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。( B7 i$ b' P$ v7 @$ [
+ c) u: Y9 E% o4 UTVBNOW 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! A+ j! B; _$ L1 a' h' w# }+ _
7 M" ~. ?6 \3 N* A7 A8 y公仔箱論壇think about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.
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( i1 m6 d. `( i$ j6 rTVBNOW 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。I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |