2/3,4/9,6/27,( )A.1/9B.8/81C.10/81D.12/81
2/3,4/9,6/27,( )
A.1/9
B.8/81
C.10/81
D.12/81
相关考题:
单选题2,3,8,27,( )。A112B110C90D81
2/3,4/9,6/27,( )
A.1/9
B.8/81
C.10/81
D.12/81