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A woman noticed that her age and her child's age are both prime numbers and that the sum of their ages is a perfect square. How unusual she thought. Then she realised that this will occur again in the future - two times in fact (if they both live to a very ripe old age). How old are they?
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Created at 08/09/2010 03:55 PM by John Rowland
Last modified at 08/09/2010 03:55 PM by John Rowland
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