What is the next number in this matchsticks series riddle?

What makes this number unique: 8,549,176,320?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

There are 3 apples in the basket and you take away 2. How many apples do you have now?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

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?

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

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

How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?