Verbal Reasoning - Mental Ability Questions

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

DFG : EGH : : PRS : ?

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

ADF : KNP : : ILN : ?

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

37: 10 :: 65: ?

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

SRM : IHC : : ZUQ : ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

90 ÷ 10 + 5 - 6 x 4 = 28

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

42 : 55 : : ? : ?

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

UCG : WEI : : ? : ?