Verbal Reasoning - Mental Ability Questions

What comes next in the series?

B, D, H, N, ?

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

Thursday : Friday : : ? : ?

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

46 : 52 : : ? : ?

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

Square : Perimeter : : ? : ?

If 9&4 = 50, 3&7 = -40 and 7&5 = 20, then find the value of 4&5 = ?

Find the missing (?) in the series.

3, 5, 9, 11, ?, 33, 65,...

Select the correct set of symbols which will fit in the given equation?

5  0  3  5 = 20

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

Convenient: Inconvenient :: Reveal: ?