What you cannot hold but it is yours?

Can you identify the Oscar-winning movie from the rebus below?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

In the given picture, you can find two letters missing. When two particular letters are placed in the missing spots, you get an eight-letter word while reading in the anti-clockwise direction. Can you find out the missing letters and the missing word eventually?

Can you find out which options fits best with the missing column?

There was a blind beggar living on the footpath of a street. Suddenly one day, the beggar's brother died. What was the relation of the blind beggar with the person who died?

PS: Brother is not the answer.

Replace the question mark with the correct number.

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

The answer I give is yes, but what I mean is no. What was the question?