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Three people are in the process of reviewing 50 grant proposals. The numbers of proposals that each has reviewed so far are 32, 28, and 25, respectively.
Quantity A
The number of proposals that have been reviewed by at least 2 reviewers
Quantity B
$$32$$
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· 相关考点
6.1.5 三集合问题
6.1.5 三集合问题
以上解析由 考满分老师提供。