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。 Q4 \! ~ V% y2 O
the answer is -$97 for sure. ( e+ i5 T* r u( a1 l6 t
Think about it this way
: c9 p- o0 [4 }4 J9 q, Ctvb now,tvbnow,bttvb1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)公仔箱論壇" B m! g' _$ Y& n4 L0 f! A
2) Now, the owner discovered that the 100 bucks is fake. You can th ... : f" k. s' C0 U8 i: D2 q( eTVBNOW 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。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。8 b2 y [: x+ f9 x6 S& v5 C
0 r. B: S! R8 g. I2 x( R1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong
2 v: D; @6 P; S6 V. _
- k0 Q+ O P. o- \8 q& Ktvb now,tvbnow,bttvbthink about it, when the bill is fake, and he gave him $79 change back, that is -79 already, it means the 100 on his hand is equal to 0 (Zero), how did he makes profit when he got a fake bills, then he need to pay another real 100 dollars bill to his neighbor, that another -100, plus the product he lost, thats another 18 dollars, Do Not Even Mention the 3 dollars, there is no profit he can make when he got a fake bill.www2.tvboxnow.com3 c) ?. u3 P2 u7 L* s+ a3 l( X1 E
- i0 s$ C& S6 YTVBNOW 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. |