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)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。) C' |2 T- p$ Y; J0 Z
5-2=3 (taken by the employee) $ B3 _( ?+ Z8 E4 p4 y. c公仔箱論壇3/3=0 (return back) 0 C5 ^, n9 Z6 x [9 w; O8 p1 ]www1.tvboxnow.com 3 I$ C E+ @: b+ M* _2 }& w2 Bwww1.tvboxnow.comso... what $1 are u refering to?????作者: happyman8866 時間: 2008-10-23 10:33 AM
At first they paid $30-) W5 Z: L' M% v1 b' [
and they get return $3-www1.tvboxnow.com! w v( x6 [: {3 T" s8 x
that mean they just paid $27- ! f. S4 q' m- L3 x8 @ S4 U. Fwww1.tvboxnow.comthe owner take $25- and the servant take $24 n/ q; ^* B$ Y% k$ k. `: l* m" w& K
so the sum is totally equal作者: happy小鬼 時間: 2008-10-23 01:47 PM