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

How many triangles are there in the picture below?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

I know a number which is spelt in alphabetical order.
Do you?

You are trapped in a room with two doors. One leads to certain death and the other leads to freedom. You don't know which is which.
There are two robots guarding the doors. They will let you choose one door but upon doing so you must go through it.
You can, however, ask one robot one question. The problem is one robot always tells the truth, the other always lies and you don't know which is which.
What is the question you ask?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

What kind of band never plays music?

Can you find the company name in the pictogram below?

By using 'because' continuously three times, can you make an English statement ?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.