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posted by on .

The sum of my ones and tens digit is 10. My tens digit is greater than my ones digit. I am a prime number. What number am I? I think it is 19

  • math - ,

    1 is not greater than 9

    however 9 is greater than 1
    BUT 91 = 7 times 13
    so I suggest you try 7 and 3

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