How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

Make a sentence consisting of three words that have the whole alphabet.

Rearrange the letters in "new door" to make one word.

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet.

How much time do you think the monkey will take to reach the top of the pole?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

When it is alive we sing, when it is dead we clap our hands. What is it?

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?

If eleven plus two equals one, what does nine plus five equal?