How many items does UPS deliver every day?   Answer here

How long can you go without sleep before you begin to hallucinate?   Answer here

What is the most dangerous animal to humans in the world?   Answer here

How many World Trade Centres are there?   Answer here

Which group of artists are twice as likely to die as the average person?   Answer here

Should you sit up straight or slouch if you want a pain free back?   Answer here