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。; }+ J1 d& b, K: v( ]
the answer is -$97 for sure.
- x& [- X. ^$ |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。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。% {0 Y: D' l6 w& o9 j, s. U. ]3 O$ Y/ M
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
; }- Y* n5 W5 V5 i# n公仔箱論壇2) Now, the owner discovered that the 100 bucks is fake. You can th ... 1 k+ ?) o/ v1 [% B: q$ M( V5.39.217.77TVBNOW 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 m1 L$ F ?) u# L7 b, o
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。4 |6 c( f U9 h
1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrongtvb now,tvbnow,bttvb3 a+ D. M6 [1 Z y5 X4 e A9 f
. T+ r5 _+ J1 R3 Lthink about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.
8 N, N4 H* w( @( Y! q( N$ C公仔箱論壇 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) j5 K* r. f4 k J
I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |