What is the longest word in the dictionary?

10 people came into a hotel with 9 rooms and each guest wanted his own room. The bellboy solved this problem.
He asked the tenth guest to wait for a little with the first guest in room number 1. So in the first room, there were two people. The bellboy took the third guest to room number 2, the fourth to number 3, ..., and the ninth guest to room number 8. Then he returned to room number 1 and took the tenth guest to room number 9, still vacant.
How can everybody have his own room?

What runs around the whole yard without moving?

What 5-letter word typed in all capital letters can be read the same upside down?

What seven-letter word has hundreds of letters in it?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

I don't get anymore wetter, no matter how much rain falls on me.

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

What Adam and Eve do not have but the rest of the people have?