Verbal Reasoning - Mental Ability Questions

Obsession is to compulsion as cognition is to 

In the following alphanumeric series, one term is missing as shown by the question mark. Select the missing term from the given options.

5E, 7F, 11H, 17K, ?

Which of the following is true ?

Identify the diagram that best represents the relationship among the given classes.
Animal, Leopard, Lion

Ankita travels 35 km towards the west, takes a right turn and travels 50 km more. Next, she takes another right turn and travels 35 km in that direction. How far is she now from her original position?

In a certain code language, "LIAR" is written as "5782" and "RANGE" is written as "28641". How is "ARRANGE" written in that code language?

In three coloured boxes - Red, Green and Blue, 108 balls are placed. There are twice as many balls in the green and red boxes combined as there are in the blue box and twice as many in the blue box as there are in the red box. How many balls are there in the green box ?

Vishu,Pooja,Vishakha,Rani and Ram are sitting in a line. Pooja is third to the extreme right end. Vishu is second to the left of Pooja. Vishakha is to the right of Pooja. Rani is third to the right of Ram, who is the immediate neighbour of Vishu. Who is sitting in the middle?