Can you name some countries which do not have the alphabet 'A' in them?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

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?

In the given picture, in how many ways can you read the word "Tiger"?

What is both possible and impossible at the same time?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

Rearrange the letters in "new door" to make one word.

You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?