What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

How can I get the answer 24 by only using the numbers 8,8,3,3?

You can use the main signs add, subtract multiply and divide.

When can we add 2 to 11 and get 1 as the correct answer?

What is the word or phrase?

The dirtier I get, the whiter I look. Who am I?

What have one eye but still cannot see?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

who is silent in the parliament?