I make two people out of one. What am I?

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

In the given picture, in how many ways can you read the word "Tiger"?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?