最新提问
我的动态
登录后查看动态
题目内容
Of the 1,000 people, there are 300 people who are 40 years old or older, and 320 women who are younger than 40 years old. What is the number of men younger than 40 years old?
380 显示答案
· 相关考点
6.1.3 双重叠应用题
6.1.3 双重叠应用题
以上解析由 考满分老师提供。