1,1/2 , 6/11 ,17/29 , 23/38 ,( )A.28/45 B.117/191 C.31/47 D.122/199

1,1/2 , 6/11 ,17/29 , 23/38 ,( )
A.28/45 B.117/191 C.31/47 D.122/199


参考解析

解析:将原式变形为1/1,2/4,6/11,17/29,46/76,可以很简单的看出前一项分子分母之和等于下一项的分子,即76+46=122,前项分母与后项分子的和再加上1等于后项的分母即76+122+1=199。

相关考题:

3,6,11,18,( ),38。A.23B.25C.27D.29

1,1/2 , 6/11 ,17/29 , 23/38 ,( )A.28/45 B.117/191 C.31/47 D.122/199

1 1/2 6/11 17/29 23/38 ( )A. 117/191B. 122/199C. 28/45D. 31/47

5,11,17,23,29,( )。A.35B.38C.42D.60

5, 11, 17, 23, 29,( )。A. 35 B. 38 C. 42 D. 60

5, 11, 17,23,29, ( )。A. 35 B. 38 C. 42 D. 60

单选题3,6,11,18,(  ),38。A23B25C27D29