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Mathematics, 06.07.2019 06:00 caggh345
If you add the year of my birth to this year, subtract the year of my 20th birthday and the year of my 85th birthday, and then add my present age, the result is 49. how old is she?
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If you add the year of my birth to this year, subtract the year of my 20th birthday and the year of...
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