Verbal Reasoning - Mental Ability Questions

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

Vehicle : Bus : : ? : ?

Select the related word/letters/number from the given alternatives.

TR : VX : : MK : ?

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

Jailor : Prison :: Curator : ?

Select the related word/letters/number from the given alternatives.

Brave : Coward : : Culprit : ?

Select the related number from the given alternatives.

111 : 37 :: 123 : ?

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

Apple : Fruit : : ? : ?

Select the related word/letters/number from the given alternatives.

PZQW : NXOU :: FISK : ?

Select the related word/letters/number from the given alternatives.

LETTER : MFUUFS : : AHEAD : ?