Riddle: The marathon man timed himself and found out that if he wore a bright white outfit he ran 20 miles in 80 minutes, but when he wore a dark outfit, he ran 20 miles in one hour and twenty minutes. What does this mean for his next race?
Answer: Absolutely nothing, as 80 minutes equals an hour and twenty minutes.
Riddle: Which clock works best, the one that loses a minute a day, or the one that doesn't work at all?
Answer: The one that doesn't work is best. It will always be correct twice a day, but the one that loses a minute a day will not be correct again for 720 days (losing 720 minutes or 12 hours).
Riddle: If you toss a die and it comes up with the number one 9 times in a row, what is the probability that it will come up with one on the next throw?
Answer: One in six. A die has no memory of what it last showed.
Riddle: A pregnant lady named her children: Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child? Jessica, Katie, Abby, or Tilly?
Answer: Tilly. She seems to follow the scale Do, Re, Me, Fa, So, La, and then Ti.
Riddle: A woman was horrified to find a fly in her tea. The waiter took her cup and went into the kitchen and returned with a fresh cup of tea. She shouted, "You brought me the same tea!" How did she know?
Answer: She had already put sugar in it and when she tasted the new tea it was already sweet.
Riddle: A pet shop owner had a parrot with a sign on its cage that said "Parrot repeats everything it hears." A young man bought the parrot and for two weeks he spoke to it and it didn't say a word. He returned the parrot but the shopkeeper said he never lied about the parrot. How can this be?
Answer: The parrot was deaf!
Riddle: Which word in the English language becomes shorter when it is lengthened?
Answer: Short.
Riddle: If you have three oranges and you take away two, how many will you have?
Answer: Two. The two you took.
Riddle: The following sentence is false. The preceding sentence is true. Are these sentences true or false?
Answer: Neither, it's a paradox. If the first is true, then the second must be false, which makes the first false; it doesn't work.
Riddle: You give someone a dollar. You are this person's brother, but the person is not your brother. How can that be?
Answer: It's your sister!