Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

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

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

I cannot talk, but I always reply when spoken to. What am I?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

Can it be possible to build a house that has all its four walls facing towards the South?

A man was gazing through the window of the 23rd floor of the building. He suddenly opened the window and jumped on the other side of the window. On landing on the floor, there was not a sheer mark of injury on him.

How can that be possible if he did not use any kind of parachute and did not land on a soft surface?

There is something which is always coming but never arrives?