You can see it everyday, But cannot touch it at will. What is it?

What does the below rebus riddle means?

My location can be determined by the below rebus.
So where am i ?

What can go up a chimney down, but can’t go down a chimney up?

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?

John went to a parrot shop in Mexico, and the parrot owner told him that his parrot is so unique that he repeats everything he hears. John got excited and immediately bought the parrot. John went home and spoke many words, but the parrot does not repeat anything.
He went again to the parrot shop and complaint to the shopkeeper, but the shopkeeper never lied. Explain?

How many bananas can you eat if your stomach is empty?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?