Which tank will fill first?

Can you replace the question mark with the correct number in the below table sequence?

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?

I am the fastest animal but cannot climb the tree. What am I?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

Okay before we begin with the puzzle, do keep in mind that you have to answer it quickly.

You are participating in a car race. Seeking the perfect moment, you overtake the second person in the race. What positions are you in now?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?