Verbal Reasoning - Mental Ability Questions

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

DFI : IKN : : NPS : ?

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

3 + 4 - 25 ÷ 2 x 12 = 41

In the following question, select the missing number from the given series.

29, 27, 24, ?, 15, 9

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

26 - 2 x 30 ÷ 6 + 16 = 20

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

YYYYYYX, YYYYYXX, YYYYXXX, YYYXXXX, YYXXXXX, _______________.

Find the first negative term of the below A.P.

129, 120, 111, 102, ...

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

KMN : OQR : : SUV : ?

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

14 + 8 ÷ 16 - 9 x 12 = 10