Deprecated: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in /home/formosam/public_html/phpBB3/includes/bbcode.php on line 112
FormosaMBA 傷心咖啡店 • 查看主题 - [問題]GWD3 Q14

[問題]GWD3 Q14

關於 Problem Solving 和 Data Sufficiency 的問題都可以在這邊發表

版主: shpassion, Traver0818

[問題]GWD3 Q14

帖子amyshen » 2005-02-22 23:59

:smile
Q14
Box W and Box V each contain several blue sticks and red sticks, and all of the red sticks have the same length. The length of each red stick is 18 inches less than the average length of the sticks in Box W and 6 inches greater than the average length of the sticks in Box V. What is the average (arithmetic mean) length, in inches, of the sticks in Box W minus the average length, in inches, of the sticks in Box V?

A. 3
B. 6
C. 12
D. 18
E. 24

看不太懂題目耶...拜託好心人幫我 ...感謝感謝 ANS (E) ;yes;
amyshen
初級會員
初級會員
 
帖子: 48
注册: 2004-12-23 00:33

帖子cocaine » 2005-02-23 00:03

設W平均a,V平均b. red的長度=L
L=a-18
L=b+6
上面2式相減,a-b=24.
ans:E
努力,才有甜蜜的果實
头像
cocaine
高級會員
高級會員
 
帖子: 502
注册: 2004-12-23 23:53
地址: Mar


回到 GMAT MATH 考區

在线用户

正在浏览此版面的用户:没有注册用户 和 6 位游客