Verbal Reasoning - Mental Ability Questions

Find the missing number in the given figure?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

_d_be_c_ed_b

Find the missing number ?

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

-7/4, -1, -0.25, ? , 5/4, 2

Select the related word/letters/number from the given alternatives.
841 : 29 :: 289 : ?

If T=20, MEDIA=32, then ELICIT=?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
250, 275, 301, ?

Select the missing numbers from the given alternatives