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标题: 大DS 请问条件2是什么意思？？ [打印本页]

作者: philipyu1025 时间: 2011-2-27 09:07 标题: 大DS 请问条件2是什么意思？？

67. In a survey of 200 college graduates, 30 percent said
they had received student loans during their college
careers, and 40 percent said they had received
scholarships. What percent of those surveyed said
that they had received neither student loans nor
scholarships during their college careers?

(1) 25 percent of those surveyed said that they had
received scholarships but no loans.

(2) 50 percent of those surveyed who said that they
had received loans also said that they had
received scholarships.

答案是D

请问条件2是什么意思呢~~~~~~

作者: victoria820 时间: 2011-2-27 19:50

（2）50％收到了loans的学生说他们也收到了scholarship

作者: liexodus 时间: 2011-2-28 06:41

这道题不难，文氏图一下能解出来

作者: philipyu1025 时间: 2011-2-28 20:23

对喔！！谢谢！！明白了！！！

作者: philipyu1025 时间: 2011-2-28 20:25

我之前对条件2的理解为：50%的人既受到了LOAN 也受到了SHOOLARSHIP。。。然后我

就纳闷了。。。不是跟题目矛盾了嘛~~

作者: victoria820 时间: 2011-3-1 06:41

笑，要是数学题目全是用中文的话基本上cd就不用数学这个板块了??我有时候做的也是烦躁的死。特别是应用题

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