1.5,9.5,24.5,48.5,( )
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[单选题]
1.5,9.5,24.5,48.5,( )
A . 83.5
B . 88.5
C . 98.5
D . 68.5
参考答案:
[单选题]
1.5,9.5,24.5,48.5,( )
A . 83.5
B . 88.5
C . 98.5
D . 68.5
参考答案: