The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Consider this: Arnold Schwarzenegger has a big one. Michael J. Fox has a small one. Prince doesn’t have one. The Pope has one but never uses it. Bill Clinton has one and uses it all the time. What is it?

What is the difference between a jeweller and a jailer?

You need to arrange three 7 and mathematical symbols to form number 1?

Take one out and scratch my head, I am now black but once was red. What am I?

What can you catch but never throw?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

There are forty elephants and they have forty-fore heads. How can this be possible?