There are two alternate series, starting with the first two numbers, and each formed by doubling the preceding number in its own series and subtracting 2.
?
Puzzle 643
At a picnic recently, I noticed that:
Charles liked biscuits, but didn't like custard. Mary liked quiche, but didn't like marshmallows. Brian liked apples, but didn't like biscuits. James liked chocolate, but didn't like jelly.
Did David like doughnuts?