14th May 2004 at 01:00
Maths magic. Pick any number and multiply it by 2. Add 5 then multiply by 50. If you've already had your birthday this year, add 1754; if not, add 1753*. Subtract the year you were born. Answer: the initial digits are your original number and last two are your age. *Next year, 17551754 and so on

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