There was an aeroplane crash, every single person died, but two people survived. How is this possible?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

If two's company, and three's a crowd, then whats four and five ?

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?

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?

What is black when you buy it, red when you use it, and gray when you throw it away?

Steffi's daughter Jazelle needs to be picked up from school every day.
Steffi asks one of her colleagues to pick up Jazelle from the school. Steffi devised a password system to confirm that Jazelle goes with the correct colleague only.

The password on Monday was SJM16.
The password on Wednesday was TAW39.

What will the password be for Friday?

You walk into a room and see a bed. On the bed, there are two dogs, five cats, a giraffe, six cows, and a goose. There are also three doves flying above the bed. How many legs are on the floor?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?