For Each of the Following Separate Cases, Use the Information

For each of the following separate cases, use the information provided to calculate the missing cash inflow or cash outflow:
(a)
$$\begin{array}{l}\begin{array} { | l | r | } \hline\text { Accourts receivable balances: }\\\hline \text { Beginning of year } & \$ 60,000 \\\hline \text { End of year } & 57,000 \\\hline \text { Sales revenue (all on credit) } & 375,000 \\\hline \text { Cash received from customers } & \$------ \\\hline\end{array}\end{array}$$ (b)
$$\begin{array}{l}\begin{array} { | l | r | } \hline \text { Accounts payable balances: }\\\hline \text { Begnning of year } & \$ 42,000 \\\hline \text { End of year } & 45,000 \\\hline \text { Merchandise inventory balances: } & \\\hline \text { Begnning of year } & 50,000 \\\hline \text { End of year } & 47,500 \\\hline \text { Cost of goods sold } & 250,000 \\\hline \text { Cash paid for merchardise inventory } & \$---- \\\hline\end{array}\end{array}$$ (c)
$$\begin{array}{l}\begin{array} { | l | r | } \hline \text { Interest payable balances: }\\\hline \text { Begnnirig of year } & { \$7 , 5 0 0 } \\\hline \text { End of year } & 9,200 \\\hline \text { Interest expense } & 35,000 \\\hline \text { Cash paid for interest } & \$--- \\\hline\end{array}\end{array}$$