I travel all around the world but always stay in the corner. What am I?

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?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

John was piloting a plane behind a car but was never able to overtake it. Why?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

Remove two matchsticks to make the below equation correct.

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

The more of this there is, the less you see. What is it?