Find the missing number?

Direction: Select the related word from the given alternatives.

6: 36 :: 9: ?

Kumar said, 'This girl is the wife of my mother's grandson' What relationship does the girl have with Kumar?

In the following question, select the related word from the given alternatives.
Triangle: Hexagon:: ?

Study the given information carefully and answer the given questions.
Auditions for a show were held in seven different cities of India- Chennai, Bengaluru, Cochin, Mumbai, Delhi, Bhopal and Kolkata, not necessarily in the same order, during the first seven months of the year 2011 (starting on January and ending in July). The auditions were held only in one city during a month. Auditions in only four cities were held between the Kolkata audition and the Cochin audition. The Kolkata Audition was not held in June. Only one audition was held between the Kolkata audition and the Bengaluru audition The Chennai audition was held immediately after the Kolkata audition. The Delhi audition was held immediately before the Bhopal audition. The Bhopal audition was not held in May.
During March, the audition was held in which of the following cities?

A word is represented by one set of numbers as given in any one of the alternatives The sets of numbers given in the alternatives are represented by two classes of alphabets as in two matrices given below. The columns and rows of Matrix I are numbered from 0 to 3 and that of Matrix II are numbered from 4 to 7. A letter from these matrices can be represented first by its row and next by its column, e.g., ' A ' can be represented by 00, 12, 21, etc. and T can be represented by 02, 10, 23, etc. Identify that set for the word LAMB.

Arun travels 8 km towards the North, turns left and travels 3 km and then again turns right and covers another 4 km and then turns right and travels another 3 km. How far is he from the starting point? 

Direction: In the following questions, select the related letters from the given alternatives.

Eye: Wink:: Heart:?