Verbal Reasoning - Mental Ability Questions

If EFMIJ means DELHI, then the last letter of the word got by decoding IQBOS is

Prem starts to school from his house and walks 400 metres towards north, turns left and walks 100 metres, turns left and walks 200 metres, turns left and walks 100 metres. How far he is away from his house?

Select the related word/letters/number from the given alternatives.
GT : IV : : KX : ?

If '>' means 'minus', '<' means 'plus', '*' means 'multiplied by' and # means 'divided by', then what would be the value of

27 < 81 # 9 > 6 =

Select the related word/letters/numbers from the given alternatives: DBCE : QOPR :: JLKI : ?

Raman is Sunaina's father and Sunaina is Vidur's wife. Saksham is the father of Vidur's father. How is Saksham related to Sunaina?

P is the brother of Q. Q is the brother of R. P is the son of S. Based these three statements, much of the following statements cannot be definitely true?

In the following question, select the related word from the given alternatives.
Ampere : Electric current : : Fathom : ?