Squigly Squigly's Brain Teasers

Question:

What is the Roman numeral for 500?

Answer:

D.

Try another Brain Teaser:

Jack tells Jill, "This isn't the $5 bill you left on the the table. I found it between pages 15 and 16 of Harry Potter."

Jill retorts, "You're lying and I can prove it." How did Jill know?

We have lots more puzzles to provide fun for your brain. Have fun solving these quiz questions. Choose from the following brain games: