Answers varied. Many of you found "Do either of the either knights have 2 gold coins?" as a solution. Ben . A. of the 11th grade suggested "If I were to pick one of your coins at random, would it be gold?" as a solution. Winners include Gretta, Akira, William, Andrew, Lyra, Daniella, Ollie, Julian, Reed, Berly, Nolan, and Shivraj of the 3rd grade, and May of the 4th grade.