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

Complete the table series riddle by finding the number that can replace "??".

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

It is a six-letter word.
The first four letters are me.
The second and last letters are the same.
The fourth second and last letter is payment.

Who is it?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

You can hear me, but you can't touch or see me.

What am I?

Why did the Girl throw the butter out of the window?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title