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 -$97 for sure.
; G+ z. C. e7 Y; ]5 aThink about it this way
: Z( O! u/ [$ v2 g公仔箱論壇1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)tvb now,tvbnow,bttvb7 u" k# Y2 F, l
2) 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 775.39.217.77+ O, P9 i- A) I6 L& [

1 D6 g  F( Y1 Z+ y) z! C7 y% B- P& i公仔箱論壇[ 本帖最後由 tat_tat0210 於 2007-5-21 03:48 AM 編輯 ]

jwxie518

100= =
( z  D" r5 M: k0 K: R% [) j- c3 P$ F& ?公仔箱論壇, s* F) |4 Q  v7 `
[ 本帖最後由 jwxie518 於 2007-5-21 03:51 AM 編輯 ]

leezhao2000

79+18