If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

The Puzzle: Here is a famous prize problem that Sam Loyd issued in 1882, offering $1000 as a prize for the best answer showing how to arrange the seven figures and the eight 'dots' .4.5.6.7.8.9.0. which would add up to 82

I am a word of 12 alphabets.

* Alphabets 12, 4, 7, 2, 5 : Eastern beast of burden
* Alphabets 1, 8, 10, 9 are street made famous by Sinclair Lewis.
* Alphabets 11, 3, 6 are past.

On whole it means a person suffering from delusions of greatness.

What Is it ?

You see me once in June, twice in November, and not at all in May. What am I?

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

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

What goes up but never comes down?

what does the below rebus means?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?