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

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

I taste better than I can smell. Who am I?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

What two things can you never eat for breakfast?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

A fresher was sitting in an interview. The interviewer said, "This is the last question of your interview. Tell me the accurate position of the centre of this table where your resume is kept."

How can he answer this question? What will you have answered to such a question?

What is at the end of a rainbow?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?