The more of this there is, the less you see. What is it?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Which is the smallest number that you can write using all the vowels exactly once?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

What does a man do only once in his lifetime, but women do once a year after they are 29?

If in a code language, DISTANCE is written as IDTUBECN and DOCUMENT is written as ODDVNTNE, the how will THURSDAY be coded as in the same language?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

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?

While preparing the table for dinner, wife came up with an idea to tease his mathematician husband. She asked her husband to pick nine toothpicks and make ten without breaking any toothpick.

The husband was also smart and did it within seconds. How ?

Can you spot the man between the coffee bean in the picture below ?