Calculate the End of Discount Period and End of Credit

Short Answer

Calculate the End of Discount Period and End of Credit Period.
$$\begin{array} { | l | l | l | l | } \hline\text { Date of Invoice } & \text { Terms } & \text { End of Discount Period } & \text { End of Credit Period } \\\hline \text { August 9th } & 2 / 10 , n / 30 & \text { ? } & \text { ? }\\\hline\end{array}$$