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。+ ^3 \% w9 h! _! Z- a; s
the answer is -$97 for sure. 公仔箱論壇* ~6 G# M5 i7 a4 V; L! C
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。- I# s* G! ^# h, g/ G/ Z
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
& b' F$ n4 d7 i/ y5.39.217.762) Now, the owner discovered that the 100 bucks is fake. You can th ... " k( t4 i: C& Y; Qtvb now,tvbnow,bttvbTVBNOW 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。4 w2 f1 _( C) a; p8 k
6 g& e4 l1 I4 [; U- ]; m8 KTVBNOW 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公仔箱論壇1 u6 h7 p9 O" \) s# N
. ^! p7 X" b0 C+ `- ^, \2 Q Xtvb now,tvbnow,bttvbthink about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.; @4 b N6 S( _
& P$ @ Z3 A5 J% Rtvb now,tvbnow,bttvbI know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |