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 -$97 for sure.
: R5 q! K+ O6 `Think about it this way tvb now,tvbnow,bttvb7 z3 O: o$ t  p! x" _5 V
1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)9 ^; v( V& m# @
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 775.39.217.76* L& n9 A3 [- M6 C7 `: }

+ A0 v; a$ r5 C' Q' E6 G( b5 ^4 @7 ]8 `9 _5.39.217.76[ 本帖最後由 tat_tat0210 於 2007-5-21 03:48 AM 編輯 ]

jwxie518

100= =/ J' \, N% v- n* \* s4 X
公仔箱論壇$ v, x9 C0 y! S: Q
[ 本帖最後由 jwxie518 於 2007-5-21 03:51 AM 編輯 ]

leezhao2000

79+18