Number Series for SBI PO :SET 90

1)2, 4, 8, 32, 256, ?
a)4096
b)8192
c)512
d)1024
e)None of these

2)8, 2, 14, 6, 11, ? 14, 6, 18, 12
a)12
b)9
c)22
d)13
e)none of these
3)What should come in the place of question mark (?) in the number series given below? 25, 34, 52, 79, 115, ?
a)160
b)140
c)153
d)190
e)None of these
4)10, 11, 23, 39, 64, ?, 149
a)100
b)103
c)78
d)128
e)None of these
5)9, 31, 73, 141, (?)
a)164
b)280
c)239
d)241
e)None of these
Direction.6-10) What will come in place of the question mark (?) in the following number series ?

6)35, 256, 451, 620, 763, (?)
a)680
b)893
c)633
d)880
e)None of these

7)130, 139, 155, 180, 216, (?)
a)260
b)290
c)265
d)996
e)None of these
8)2890, (?), 1162, 874, 730, 658
a)1684
b)1738
c)1784
d)1672
e)None of these
9)14, 1004, 1202, 1251.5, 1268, (?)
a)1267.5
b)1276.25
c)1324.5
d)1367.25
e)None of these
10)25 36 49 64 ?
a)100
b)81
c)72
d)90
e)None of these