Here's a Christmas puzzle for mathematicians and non-mathematicians alike. Especially non-mathematicians.
Three kings each arrive with a gift; one has brought gold, one has brought frankincense, and one has brought myrrh (and no-one has brought more than one gift).
The first king, Balthasar, says “I have brought gold.”
The second king, Caspar, says “I have not brought gold.”
The third king, Melchior, says “Caspar has not brought gold”.
Suddenly the angel Gabriel appears with the following divine intervention; “beware! One of the kings has brought myrrh and is lying. The king with frankincense is telling the truth...”
To find out more watch the video below. James Munro is our guy in the festive jumper. Answer tomorrow, same time, same place.