Solution
[tex]V=\pi r^2h[/tex][tex]\begin{gathered} \frac{27}{125}=\frac{r^3}{R^3} \\ \\ \frac{27}{125}=(\frac{r}{R})^3 \\ \\ \sqrt[3]{\frac{27}{125}}=\frac{r}{R} \\ \\ \frac{3}{5}=\frac{r}{R} \end{gathered}[/tex]
The final answer
Option D
[tex]27:125=3:5[/tex]
