Isle of Wight PC User Group
PRIZE PUZZLE FOR MARCH 2005
The puzzle in the title, ABC936333037DEF.
The letters ABC and DEF represent three extra decimal digits at each end of the sequence shown. What are those digits?
For the answer, scroll down.
CLUE: Write the sequence down in reverse order to get
FED730333639CBAScroll further if you haven't twigged it yet.
The sequence is an arithmetic progression with a common difference of 3 starting with 24:
24 27 30 33 36 39 42 45
making FED = 242 and CAB = 424 so ABCDEF is 424242
Sorry, this proved to be a bit too obscure for most of you: I received only two answers, both incorrect. The May puzzle will be much easier!