3rd math

okay Math genius! Help me out here. I am a number greater than 99 and less than 1,000. Two of my digits that aren't next to each other are the same. My tens digit could not be greater and it is 1 more than my hundreds digit. What number am I?

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  1. since 10's is the max digit, which is 9,


    It's a 3-digit number, or it would be over 1000.

    So, the number is 89x

    but two digits not adjacent are the same, so that would make the number


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  2. iam the largest 4 digit number with 4 different digits who am i?

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