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

Complete the following series.
C3D, E6F, G9H, I12J, ?

2, 9, 30, ?, 436, 2195, 13182

Complete the series choosing the missing number: 

1, 64, 343, 1000, _____

What value will come in place of question mark (?) in the number – series given below?

37 74 77 154 157 ? 

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
9, 17, 44, 108, 233, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
Constable, Head constable, ?, Inspector

3, 4, 7, 11, 18, 29, ?