Verbal Reasoning - Mental Ability Questions

A boy and a girl are playing in a park. The only daughter of the maternal grandfather of the girl, is the sister of the boy's father. How is the boy related to the girl?

Nasir's birthday is on Thursday 18th May. On what day of the week will be Rehan's Birthday in the same year if Rehan was born on 19th August?

If I=9 and SLIP=56, then FALL= ?

In a certain language, if PLATE is written as CYNGR, then SHOCK will be written as

In the following question, select the related word from the given alternatives.
Pressure : Barometer : : ? : Odometer

A man is facing towards the east. He turns towards north and walks for 5 km, and then turns 270 degrees anticlockwise and walks for 12 km more. What is the minimum distance between his initial and final position?

In the following question, select the related number from the given alternatives.
9143 : 9963 : : 6731 : ?

Johnny's father is the brother­in­law of Nisha's only sister. How is Johnny related to Nisha?