I was working through a book of brain teasers in my lucid dream last night. Just keeping sharp ;) The only one I remember went like this:
Forty-Nine Masons
49 settlers and 11 Freemasons start out to settle a colony in the Old
West. The Masons require one human sacrifice on every prime numbered
day of each month. What is the maximum number of days the colony will
be able to survive?
Answer:
Spoiler for Answer:
Hilarious.
