Critical Reasoning

试题详情

题目:

Fact:    Asthma, a bronchial condition, is much less common ailment than hay fever,
           an allergic inflammation of the nasal passages.      
Fact:    Over 95 percent of people who have asthma also suffer from hay fever.
 
If the information given as facts above is true, which of the following must also be true?

选项:

A、Hay fever is a prerequisite for the development of asthma.
B、Asthma is a prerequisite for the development of hay fever.
C、Those who have neither hay fever nor asthma comprise less than 5 percent of the total population.
D、The number of people who have both of these ailments is greater than the number of people who have only one of them.
E、The percentage of people suffering from hay fever who also have asthma is lower than 95 percent.

答案:

E

提问:

不理解E为何对
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提问:

ABC排除 D中通过知道都得的概率超过95%所以其肯定 得一种 或两种 的人是小于两个都得的 E没推出来 选的D
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提问:

原文只提到患哮喘的人中95%又患H病,并不能由此推出CE选项。 并根据原文并没有提到A和H之间的关系而排除了AB
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提问:

我选的c。。。
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提问:

我选了A,不理解为什么选了E,这道题怎么去解读
评分: -4
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