1989 AIME Problems/Problem 3
Problem
Suppose is a positive integer and
is a single digit in base 10. Find
if
![$\frac{n}{810}=0.d25d25d25\ldots$](http://latex.artofproblemsolving.com/0/d/2/0d2ffb8013a922ca8e69ae1b3c9575aa9b68e7bf.png)
Solution
This problem needs a solution. If you have a solution for it, please help us out by adding it.
Suppose is a positive integer and
is a single digit in base 10. Find
if
This problem needs a solution. If you have a solution for it, please help us out by adding it.
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