Solve the following series:
AZ, GT, MN, __, YB

What you cannot hold but it is yours?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

The more it dries, the wetter it becomes. Can you tell what it is?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

Why is 6 afraid of 7?

How can one talk without saying a single word?

I drive at an average speed of 30 miles per hour to the railroad station each morning and catch my train. On a particular morning, there was a lot of traffic and at the halfway point, I had averaged only 15 miles per hour. How fast must I drive for the rest of the way to catch my train?

Where do you go to learn how to make ice cream?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?