Verbal Reasoning - Mental Ability Questions

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

In the following question, select the related letters from the given alternatives.
KLMN : IJKL : : TUVW : ?

Choose the best suitable Venn diagram for the following words: transport vehicle, truck, van

In the following question, select the related word pair from the given alternatives.
Canada : Ottawa : : ? : ?

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

RP, DM, SQ, CL, TR, ?

A man is facing west and he turns anti-clockwise by 90 degrees and moves 10m straight, then he again turns 90 degrees anti-clockwise. Which direction is the man facing now?

Rajiv is the brother of Arun. Sonia is the sister of Sunil. Arun is the son of Sonia. How is Rajiv related to Sunil?

Select the related word/letters/number from the given alternatives. E : V : : D : ?