I’m tall when I’m young, and I’m short when I’m old. What am I?

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

Can you find the missing piece of the Porsche?

What is full of holes but still holds water?

People put me on the table and cut me but do not eat me. What am I?

Two old friends, Jack and Jill, meet after a long time, and discussing as:

Jack: Hey, how are you, man?

Bill: Not bad, got married and I have three kids now.

Jack: That's awesome. How old are they?

Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.

Jack: Cool..But I still don't know.

Bill: My eldest kid just started taking piano lessons.

Jack: Oh, now I get it.

How old are Bill's kids?

What occurs twice in a week, once in a year but never in a day?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

What seven-letter word has hundreds of letters in it?

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?