请问此题是如何推出来的呢？

gmatziyu · 发表于 2010-2-27 17:17:20

答案是E。。谢谢

Finding of a surveyof Systems magazine subscribers: Thirtypercent of all merchandise orders placed by subscribers in response toadvertisements in the magazine last year were placed by subscribers under agethirty-five.

Finding of a surveyof advertisers in Systems magazine: Mostof the merchandise orders placed in response to advertisements in Systems lastyear were placed by people under age thirty-five.

For both of thefindings to be accurate, which of the following must be true?

(A) More subscribersto Systems who have never ordered merchandise in response to advertisements inthe magazine are age thirty-five or over than are under age thirty-five.
(B) Amongsubscribers to Systems, the proportion who are under age thirty-five wasconsiderably lower last year than it is now.
(C) Most merchandiseorders placed in response to advertisements in Systems last year were placed bySystems subscribers over age thirty-five.
(D) Last year, theaverage dollar amount of merchandise orders placed was less for subscribersunder age thirty-five than for those age thirty-five or over.
(E) Last year manypeople who placed orders for merchandise in response to advertisements inSystems were not subscribers to the magazine.

mikeandy · 发表于 2010-2-27 17:23:19

个人觉得逻辑好难哦，不过可能是刚接触吧

请问此题是如何推出来的呢？

所属分类: GMAT考试

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