Verbal Reasoning - Mental Ability Questions

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

20 ÷ 14 + 5 x 20 - 2 = 56

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

ST : ZM : : KR : ?

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

Cone : Figure : : ? : ?

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

44 : 47 : : 58 : ?

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

KD:PW :: RN: ?

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

HI : MD : : UV : ?

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

68 : 130 :: 222 : ?

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

DCEF : QPRS :: XWYZ : ?