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A list consists of 25 different positive integers that are ordered from least to greatest. The average (arithmetic mean) of the integers in the list is 75, and the average of the first 12 integers in the list is 50.
Quantity A
The average of the last 12 integers in the list
Quantity B
100
D显示答案
· 相关考点
5.2.1 平均值
5.2.1 平均值
以上解析由 考满分老师提供。