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题目内容双击单词支持查询和收藏哦～
In a survey of 300 television watchers, $$\frac{1}{5}$$ said they like news programs and $$\frac{1}{4}$$ said they like sports programs.
Quantity A
The greatest possible number of those surveyed who said that they like both news programs and sports programs
Quantity B
$$60$$
C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。
