3,7,47,2207,()
A.4414
B.6621
C.8828
D.4870847
3,7, 47,2207,() A.4414;B.6621;C.8828;D.4870847
3,2,3,7,18,() A.47;B.24;C.36;D.70;
:5,7,3,3,25,()。 A.25 B.2 C.47 D.17
下列选项中,大于3/5而小于5/7的是 () A.4/7 B.103/140 C.25/34 D.47/70
4, 5, 7, 3, -14, ()。A.-51 B.-47 C.-35 D.-27
4,5,7,3,-14,()。A.-51 B.-47 C.-35 D.-27