Select the letter that can replace the question mark (?) in the following series.
X, U, P, M, ?, E

Select the option that will fill in the blank and complete the given series.
6, 10, 19, 35, 60, _

Identify the number that does NOT related to the following series.
25, 28, 23, 30, 21, 33

Select the option that will fill in the blank and complete the given series.
7, 16, 40, 84______252

Select the option that will fill in the blank and complete the given series.
CDZ, DGE, EJJ, FMO, GPT___

What will come in the place of question mark?
23, 93, 373, 1493, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
?, Vice President, Prime Minister, Deputy Prime Minister 

Complete the following series.
ZIP, WIP, TIP, ?.