. ____, 9, 25, 49, 121, 169

Which is the number that comes next in the following sequence?
4, 6, 12, 14, 28, 30, ?

20, 21, 19, 16, 17, 13, 14, 11, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

JI, LK, NM, ? 

4, 4, 8, 24, 96, 480, (?)

In the following question, select the figure from the given alternatives in place of the question mark.

Complete the following number series.
24, 60, 120, 210___

In each of the following questions, a sequence is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
2, 3, 5, 9, 17, ?