Answer:
5/33
Step-by-step explanation:
The repeating portion of a repeating decimal can be expressed over an equal number of 9s to turn it to a fraction. A 2-digit repeat can be written as a fraction with 99 as the denominator.
[tex]0.\overline{15}=\dfrac{15}{99}=\boxed{\dfrac{5}{33}}[/tex]