Riddle: If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?
Answer: It's cheaper to take two friends at the same time. In this case, you would only be buying three tickets, whereas if you take the same friend twice you are buying four tickets.
Riddle: A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?
Answer: Nine Years.
Riddle: Why are 1990 dollar bills worth more than 1989 dollar bills?
Answer: The same reason seven dollars is more than six. Because there is one more.
Riddle: I am a word of five letters. Take away my first and I am the name of what adorns the estate of many of the nobility of England. Take away my first and second, and I am the name of a place where all the world was once congregated. Take away my last, and I am the name of a beautiful mineral. Take away my two last, and I am the name of a fashionable place of resort. I am small in stature but capable of doing a great deal of mischief, as I once did in London in the year 1666. What word am I?
Answer: Spark.
Riddle: There are four girls, and four apples in a basket. Every girl takes an apple, yet one apple remains in the basket? How is this possible?
Answer: The answer is that one girl took the basket. She took the last apple while it was in the basket.
Riddle: What goes around the world and stays in a corner?
Answer: A stamp.
Riddle: Take one out and scratch my head, I am now black but once was red. What am I?
Answer: A Match.
Riddle: A man takes a barrel that weighs 20 pounds and then puts something in it. It now weighs less than 20 pounds. What did he put in the barrel?
Answer: He put a hole in the barrel to make it weigh less.
Riddle: How many of each type of animal did Moses take on the Ark?
Answer: None, it was Noah.
Riddle: Two men were playing tennis. They played five sets and each man won three sets. How can this be possible?
Answer: The two men were partners playing doubles.