Fun Riddles

Question: What is black white black white black white black white?

Question: which is the longest word in the dictionary?

Question: In an office building there are six floors in all. 6 people Simon, Harry, Susan, Pete, Trudy and David work on different floors. Simon stays in the lift for the longest. Susan gets out before Pete but after Trudy. The first one to get out is Harry. David leaves before Trudy who gets out at the third floor. In which floor does each one work on?

Question: I am king of knowledge , also the king of madness Who am i ?

Question: Spelled one way it mows the lawn spelled another you put it on