这题目其实是故意混乱大家的。。。其实三人所付的27元是住宿费25元加员工私吞的2元,然后30减掉27元就是员工给回他们的每人1元。。。 根本就没有消失掉。。。作者: chea76 時間: 2008-10-23 09:58 AM
30-25=5 (paid for rent) ; L' }+ s3 s+ `. u) i2 Z! o+ ?os.tvboxnow.com5-2=3 (taken by the employee)+ J# B# }) C% F- \
3/3=0 (return back)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。) h" h0 H O0 C
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so... what $1 are u refering to?????作者: happyman8866 時間: 2008-10-23 10:33 AM
At first they paid $30- . r8 f6 C3 v+ v i% ~and they get return $3-tvb now,tvbnow,bttvb- v" y9 I* V8 c9 C3 F: n
that mean they just paid $27- # b! T; V2 U( }" y! q! hos.tvboxnow.comthe owner take $25- and the servant take $2 0 J7 ~0 @" \* `7 m0 E公仔箱論壇so the sum is totally equal作者: happy小鬼 時間: 2008-10-23 01:47 PM