[計量] 老方模考題
看板GRE (GRE入學考試)作者paraheamly (涼爽的天氣 悠閒的心情)時間16年前 (2010/01/22 23:03)推噓3(3推 0噓 4→)留言7則, 5人參與討論串1/2 (看更多)
The daily rate for a hotel room that sleeps 4 people is $39 for one person
and x dollar for each additional person. If 3 people take the room for one
day and each pays $21 for the room, what is the value of x?
(A)6 (B)8 (C)12 (D)13 (E)24
Ans: C
有沒有哪位大大可以告訴我,"C"是怎麼得到的
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 118.166.220.56
推
01/22 23:15, , 1F
01/22 23:15, 1F
→
01/22 23:34, , 2F
01/22 23:34, 2F
推
01/22 23:49, , 3F
01/22 23:49, 3F
→
01/22 23:51, , 4F
01/22 23:51, 4F
→
01/23 00:30, , 5F
01/23 00:30, 5F
→
01/25 16:13, , 6F
01/25 16:13, 6F
推
01/25 22:56, , 7F
01/25 22:56, 7F
討論串 (同標題文章)
GRE 近期熱門文章
PTT職涯區 即時熱門文章