Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

How can a man go eight days without sleep?

Below rebus represent famous DiCaprio movie. Can you name it?

The host of a game show offers the guest a choice of three doors. Behind one is an expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

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.

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.