问题 单项选择题

舍去20.75,0.025数据中的最后一位数,其结果分别为()。

A、20.8,0.03

B、20.7,0.02

C、20.8,0.02

D、20.7,0.03

答案

参考答案:C

单项选择题 A1型题
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