Verbal Reasoning - Mental Ability Questions

In the following question, select the related number from the given alternatives.

15 : 17 : : 23 : ?

Select the missing term based on the given related pair of letter clusters.

BFK : IMR :: DGP : __

In the following question, select the related word pair from the given alternatives.

Room : House : : ? : ?

Select the related word/letters/numbers from the given alternatives:

Summer : Aestivation :: Winter : ?

In the following question, select the related letter/letters from the given alternatives.

PGY : JAS : : VIK : ?

In the following question, select the related letter/letters from the given alternatives.

AMC : COE : : RAX  :  ?

Which of the following terms follows the trend of the given list?

XxXXXXX, XXxXXXX, XXXxXXX, XXXXxXX,XXXXXxX, _______________.

In the following question, select the related letter/letters from the given alternatives.

STM : RSL : : VSF : ?