Can you make a six-letter word using the letters N, A and B ?

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

Which wheel of car does not rotate when you turn your car right?

What can you see in the middle of March and April that you can never see in any other month?

Which country gets ill every time?

Which alphabet is a part of our body?

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

Find the smallest sentence with all the English alphabet.

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?