从3双完全相同的鞋中,随机抽取一双鞋的概率是:

A .https://assets.asklib.com/psource/1472780800872021530.png B .https://assets.asklib.com/psource/1472780812754067708.png C .https://assets.asklib.com/psource/1472780824661040205.png D .https://assets.asklib.com/psource/1472780836776028221.png

时间:2022-09-21 07:14:04

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