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

Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

Which tank will fill first?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Client Dempsey living in one of the East Coast states of the U.S. was talking to Landon Donovan, who was living in the West Coast state of the U.S.

Dempsey: What time is it?
Donovan: Wow, It is the same time here.

How is this possible?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.