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。' {8 a p5 }; ~4 S) O
the answer is -$97 for sure.
4 ~" O# R \3 P% ?$ ZTVBNOW 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
/ G0 f+ y# U7 p' x7 k1 BTVBNOW 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) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)公仔箱論壇; q! J. O* e: {
2) Now, the owner discovered that the 100 bucks is fake. You can th ... 8 A8 H# o" }1 r$ r公仔箱論壇
3 ]( i- D' w8 jTVBNOW 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。 tvb now,tvbnow,bttvb" m' N/ {( A& p* Q/ m* r4 b
1) very good, it the 100 bucks is real, your answer is correct, but it is fake, so your answer is wrong+ h7 \ v; a3 n
公仔箱論壇, A9 d9 P2 h0 N6 c( E& ?" S0 a
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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7 B5 I1 M4 Q1 L0 ^2 O+ H1 o! b公仔箱論壇I know the answer becoz it really happening to my friend in his store in real LIFE, it can not be wrong. |