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题目内容双击单词支持查询和收藏哦～
A large number of people received a letter inviting them to subscribe to a certain magazine. Of the people who received the letter, 40 percent were already subscribers, and 60 percent of this group renewed their subscription.Of the people who received the letter and were not already subscribers, 25 percent subscribed.
Quantity A
The percent of people who received the letter and either subscribed or renewed their subscription
Quantity B
The percent of people who received the letter and neither subscribed nor renewed their subscription
B显示答案
· 相关考点
2.4.1 百分比所属关系与倍数关系的描述
2.4.1 百分比所属关系与倍数关系的描述
以上解析由 考满分老师提供。
