I shave every day, but my beard stays the same. What am I?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

There is something which you can be arrested for attempting but not for successfully completing.

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

What number should come in place of the question mark below?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

If an electric train is travelling south, then which way is the smoke going?

There are forty elephants and they have forty-fore heads. How can this be possible?

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?