Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

_ Z _ C _ L Z _ C _ L _ X _ V L _ _ _ V

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

10 : 90 :: 50 : ?

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

14 149 257 338 392 ? 

Directions: In the following questions, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series:

J2Z , K4X , I7V , ? , H16R , M22P 

In this question, a sequence is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
NOA , PQB , RSC ?

3, 18, 48, 93……….?............

Select the terms that will replace the ? in the following series.

Z, X, V, ?, R, P, ?

Find the missing (?) in the series.
14, 28, 42, 56, ? , 84, 98