2023年10月B卷练习(数易) · 第 14 题

2023年10月B卷练习(数易) · 原库模块 1 · Q14 原库参考解析

The table shows the distribution of people in a certain city by age group.

If a person in this city is selected at random, which of the following is closest to the probability of selecting a person who is greater than 65 years old, given that the person is at least 18 years old?