Riddle #779

What kind of dog has a bark but no bite?

How many letters are there in the English alphabet?

Scientists are trying to find out what is between earth and heaven. Can you find me?

How can a man go eight days without sleep?

When is a yellow dog most likely to enter a house?

What do you get if you add 2 to 200 four times?

What is the center of Gravity?

What is at the end of a rainbow?

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

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?

Is an old 50 rupee note worth more than a new one?