Calculate (A)amount to Be Credited and (B)balance Outstanding

Short Answer

Calculate (A)amount to be credited and (B)balance outstanding:
$$\begin{array} { | l | l | l | l | l | l | l | } \hline \text { Invoice } & & & \text { Payment } & & \text { Amount to be } & \text { Balance } \\\text { Amount } & \text { Terms } & \text { Invoice Date } & \text { Amount } & \text { Date Paid } & \text { credited } & \text { Outstanding } \\\hline \$ 3,000 & 2 / 10 , \mathrm { n } / 30 & \text { July 5th } & \$ 600 & \text { July 14th } & \text { (A) } & \text { (B) } \\\hline\end{array}$$