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

The barber of Town shaves all men living in the town. No man living in the town is allowed to shave himself. The barber lives in that town. Who then shaves the barber of the town?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

What breaks yet never falls, and what falls yet never breaks?

What is the last thing you take off before bed?

What is the largest number you can write with just 3 digits?

What is more useful when it is broken?

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

How many times in a given day, minutes and hour clock comes in a straight line ?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?