6 ,14 ,30 ,62 ,( )A.85 B.92 C.126 D.250

作者: tihaiku 人气: - 评论: 0
问题 6 ,14 ,30 ,62 ,( )
选项 A.85 B.92 C.126 D.250
答案 C
解析 解析:本题仔细分析后可知,后一个数是前一个数的 2 倍加 2,14=62+2,30=142+2,62=302+2,依此规律,( )内之数为 622+2=126。故本题正确答案为 C。
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