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Math Help - number puzzles

  1. #1
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    number puzzles

    My ones digit is 2 less than 8. My ones digit is 4 more my tens digit. What number am I?
    Last edited by erica; November 7th 2007 at 11:02 AM. Reason: new question
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  2. #2
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    Number Puzzles

    My tens digit is more than 5. My tens digit is double the number of my ones digit. What Number am I?
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  3. #3
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    Quote Originally Posted by erica View Post
    My ones digit is 2 less than 8. My ones digit is 4 more my tens digit. What number am I?
    You already posted this in another thread. Please don't double post. See rule #1 here.

    -Dan
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  4. #4
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by erica View Post
    My tens digit is more than 5. My tens digit is double the number of my ones digit. What Number am I?
    Let the number be "xy" which is equal to
    10x + y

    Now, x = 2y and x > 5.

    There is more than one possibility here: 63 and 84 both have these properties.

    -Dan
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