Good Riddles

Question: 1 man walks in to a bar another man walks into a bar the third man ducks. Why did the third man bring a duck?

Question: There were 10 horses and 9 paddocks. How do you fit all 10 horses in the paddocks with only 1 allowed in each paddock?

Question: You see us everyday, but you never see us together. We appear everywhere but never are we together at the same place. Who are we?

Question: Pretend walls have their own civilization. Each wall is a different country with different culture. One wall has its own animal, one wall has its own nut, and one wall has its own street. What are the three things the walls own?

Question: Keys! keys! So many keys, When F is involved The key note is _ ?