Verbal Reasoning - Mental Ability Questions

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

17 - 20 ÷ 25 x 6 + 10 = 12

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

CEG : IKM : : FHJ : ?

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

PRRQPQPQ, PQRRPQPQ, PQPRRQPQ, PQPQRRPQ, PQPQPRRQ, _______________.

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

WYV : PRN : : TPJ : ?

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

KMO : PRT : : LNP : ?

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

BFK : IMR :: DGP : __

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

RTU : SUW : : CEF : ?

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

16 : 21 : : ? : ?