最新提问
我的动态
登录后查看动态
题目内容双击单词支持查询和收藏哦～
In a poll of 200 people who answered either yes or no to each of two questions, 170 people answered yes to the first question and 10 people answered yes to the second question. Which of the following could be the number of people polled who answered no to both questions?
Indicate all such numbers.
Indicate all such numbers.
C,D显示答案
· 相关考点
6.1.4 双集合交并集的最大与最小
6.1.4 双集合交并集的最大与最小
以上解析由 考满分老师提供。
