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[Problem Solving]
试题详情
题目：
In a nationwide poll, N people were interviewed.If $$frac{1}{4}$$ of them answered "yes" to question 1, and of those, $$frac{1}{3}$$ answered "yes" to question 2, which ofthe following expressions represents the numberof people interviewed who did not answer "yes" to both questions?
选项:
A、 $$\frac{N}{7}$$
B、 $$\frac{6}{7}N$$
C、 $$\frac{5}{12}N$$
D、 $$\frac{7}{12}N$$
E、 $$\frac{11}{12}N$$
答案:
E
提问：
题目在图片里，请问老师怎么做
解答：
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阅读2180
提问：
题目在图片里，请问老师怎么做
解答：
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阅读2181
提问：
请问May老师 这道题我把他当作TT图来做了，得出来结果1-(1/4+1/12)=2/3，不知道思路有什么问题
解答：
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