Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

Which is the rope you never skip with?

John was piloting a plane behind a car but was never able to overtake it. Why?

The following question it puts forth you:

25 - 55 + (85 + 65) = ?

Then, you are told that even though you might think it's wrong, the correct answer is actually 5!

Whats your reaction to it? How can this be true?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

A father's child, a mother's child, yet no one's son.

Who am I?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

James bond was pushed out of an aeroplane without any parachute.
He survived, How come?

With the help clues provided in the image, can you find the 5 digit key?