You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

What happened when the wheel was invented?

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

You need to move three matchsticks to form three squares. Can you do it?

A blonde put eyeliner on her head. Why?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Why are televisions attracted to people?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?