Verbal Reasoning - Mental Ability Questions

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

m_o_mn_p_no_

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

E, H, L, O, S, ?

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

144, 256, 400, ?

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

In the following question, select the related word pair from the given alternatives. Pascal : Pressure : : ? : ?

If 'whom' means 'x', 'she' means '/', 'will' means '+' and 'come' means '-', then what will the value of ' 8 when 12 will 16 she 2 come 10'?

If A = 1 and OAR = 34, then ROAR =

Aditya said, "I have two children and Anil is the father of my daughter's only niece". How is Anil related to Aditya?