Attempting to answer a timeless question

For those fortunate enough to have seen a copy of Monty Python's The Holy Grail, numerous times, you'll recocnize a few of the following questions/phrases from the movie. I couldn't believe someone actually has more time on their hands than I do to even make an attempt to answer these.....
What is the Airspeed Velocity of an Unladen Swallow?
What do you mean, an African or European Swallow?

It’s a simple question of weight ratios
In order to maintain airspeed velocity, a swallow needs to beat its wings forty-three times every second, right?

Three shall be the number thou shalt count

What is the capital of Assyria?

unlaidenswallow