When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

I add 5 to 9 and get 2. The answer is correct, so what am I?

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Take away the whole and some still remain. What is it?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

What does an Island and the letter T have in common?

Can you move 2 matchsticks to form four equal sized squares.