37 তম অঙ্ক


If the following infinite series $S$ is evaluated as a decimal, what is the $37$th digit to the right of the decimal place? 

$ S = \frac{1}{9}+ \frac{1}{99} + \frac{1}{999}+...+\frac{1}{10^n -1}+...$



Number Theory  


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Attempt 39


Solve 31


First Solve Arko_1729