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题目内容双击单词支持查询和收藏哦～
In a survey between staffs, 40% of the staffs chose only company A, 20% of the staffs chose only company B, 15% of the staffs chose both A and B, what percent of staffs chose neither A nor B?
Give your answer as a percent.
________%
25 显示答案
以上解析由 考满分老师提供。
