I'm posting one puzzle, riddle, math, or statistical problem a day. Try to answer each one and post your answers in the comments section. I'll post the answer the next day. Even if you have the same answer as someone else, feel free to put up your answer, too!
Monday, March 16, 2009
What Comes Next?
What number should logically replace the question mark?
48725, 5274, 425, ?