jayjan2046

97啦

icy2828

total lost $197

foofoo8282

....ME A BIT STUPID 179+ITEM......CORRECT.....

shhak47

97元，肯定对

209241

亏了197+礼物

davelui

?????????

prozzy

the answer is -$97 for sure. www3.tvboxnow.com1 ^9 j' h! @, m1 l- q0 C
Think about it this way
9 ?9 L9 F5 B, f! f: ^! f1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
) h6 r- j0 \) b& x; F9 w% qwww3.tvboxnow.com2) Now, the owner discovered that the 100 bucks is fake. You can think this as a lost of $100. therefore the overall gain is $3-$100 = -$97

dg168168

ryukihero

79-(21-18)+100+18=197

sisccsis

i would say $97 (79 + 18)

tmac2008

97 easy

tat_tat0210

i think it's 77
( @/ Y: ^% r( M5 N; X( hwww3.tvboxnow.com
- P' q* Q7 s  [9 n# pTVBNOW 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。[ 本帖最後由 tat_tat0210 於 2007-5-21 03:48 AM 編輯 ]

jwxie518

100= =
5 L+ J3 U( P; V, P. V: `6 L6 S' Kwww3.tvboxnow.com
4 |6 ~; W# t6 i. g4 s公仔箱論壇[ 本帖最後由 jwxie518 於 2007-5-21 03:51 AM 編輯 ]

leezhao2000

79+18