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. & R: D0 J! t- _- W  F. b/ L: m
Think about it this way
3 |- Y, r( j5 o+ X1) if the 100 bucks is not a fake one, the store owner will gain $3 ($21-$18)
: t3 G7 f' z5 V: Btvb now,tvbnow,bttvb2) 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 77www3.tvboxnow.com% ~; Q/ u" Q# ~0 u2 S7 b
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。  l# E3 `. B% ~0 O9 n# C( |
[ 本帖最後由 tat_tat0210 於 2007-5-21 03:48 AM 編輯 ]

jwxie518

100= =
: _/ [! t% ]. F2 y" v  m# x  Ctvb now,tvbnow,bttvbtvb now,tvbnow,bttvb3 B6 a2 E+ O6 j5 d: `
[ 本帖最後由 jwxie518 於 2007-5-21 03:51 AM 編輯 ]

leezhao2000

79+18