Verbal Reasoning - Mental Ability Questions

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.
-4, ? , 1, 3.5, 6, 8.5

Introducing a woman, a boy says, "She is the wife of my grandfather's son". How is the woman related to the boy?

In the following question, select the related letters from the given alternatives.
JKLM : IIII : : PQRS : ?

A and B start from the same point. A cycles 8 km South, then turns to her right and cycles 5 km. B cycles 3 km North, then turns West and cycles 5 km, then turns to her left and cycles 4 km. Where is B with respect to A now?

In a certain code, 134 is AGE and 92706 is INERT. What is 016923?

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

cry, dome, super, random, ?

In the following question, select the related letter/letters from the given alternatives.

CPR : ERT : : DQS : ?

Select the related word/letters/number from the given alternatives. Coins : Mint :: Bricks : ?