In a tournament of Chess having 150 entrants, a player is eliminated whenever he loses a match. It is given that no match results in a tie/draw. How many matches are played in the entire tournament?

Four of the following five figures are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group?

 

What should come in place of '?' in the given series?

14  85  511  3067  18403  ?

‘A # B’ means ‘A is the brother of B’

‘A @ B’ means ‘A is the daughter of B’.

Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series.

Read the directions carefully and answer the following question.