THe Hardest quiz ever!!

Don't even bother - just by thinking you are going to take this quiz, you have already failed!

1 If X-Y= QRx2 : what is the circumference of the moon?
2 If two sides of an equalateral triangle combine to make twice the length of the third side, what is the capital of Azerbaijan?
3 What is the average air speed velocity of an unladened swallow?
4 Why is the sky black at night and blue during the day?
5 How many calories are in Coke?
6 Why are you still answering these questions?
7 Is this the last question?
8 Was the last question the penultimate question?