What has one letter and starts with an E?

Complete the following series. It.s very logical:

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

Who always enjoys poor health?

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?

What number divided by 4 is the same as that number minus 4?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

A four-digit number (not beginning with 0) can be represented by ABCD. There is one number such that ABCD=A^B*C^D, where A^B means A raised to the B power. Can you find it?