Let a be the average of all odd prime numbers less than 50． The integer.most close to a is ( )(英汉小字典——青夏教育精英家教网——

题目内容

Let a be the average of all odd prime numbers less than 50． The integer，most close to a is （　　）（英汉小字典：average平均值；odd prime numbers奇质数）

A．23

B．24

C．25

D．26

试题答案

A

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Let a be the average of all odd prime numbers less than 50． The integer，most close to a is （　　）（英汉小字典：average平均值；odd prime numbers奇质数）

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