Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

I have an eye but still cannot see.

Who am I?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

Can you name an animal whose killing cannot be performed without spilling your own blood?

What Does this text mean:

important=important

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

Why do we preferably have round manhole covers and not square ones?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?