Find the missing number?
2, 12, 30, ?, 90, 132

What will come in place of question mark(?) in the following number series?

A5, C10, E15, G20, ?

Which letter will come in place of the question mark (?) in the following series?
FLO, H?Q, JPS, LRU

In each of the following questions, find the missing letters in the given letters.
AMV ,   FQX, KUZ , _?_

Direction : In the following question, select the correct answer from the given alternatives.
2, 8, 16, 128, ?

Complete the following alphabet series.
SQO, USQ, WUS, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
FU, LO, RI, ?

What will come in place of question mark(?) in the following number series?

a__bc__c___abb___bca___