A.15/38
B.11/36
C.14/27
D.18/29
[单选题]1,3/4,9/5,7/16,25/9,( )15/38 B.11/36 C.14/27 D.18/29
[试题]1,-4,9,-16,()。A.18B.20C.-20D.25
[主观题]20/9,4/3,7/9,4/9,1/4,()A、3/7;B、5/12;C、5/36;D、7/36
[试题]5,7,,4,9,25,()A.72B256C49D169
[单选题]5,8,-4,9,( ),30,18,21。A.14B.17C.20D.26
[单选题]5,8,-4,9,( ),30,18,21。A.14B.17C.20D.26
[单选题]5,8,-4,9,( ),30,18,21。A.14B.17C.20D.26
[单选题]5,8,-4,9,( ),30,18,21。A.14B.17C.20D.26
[单选题]5,8,-4,9,( ),30,18,21。A.14B.17C.20D.26
[单选题]5,8,-4,9,( ),30,18,21。A.14B.17C.20D.26