Two Items Are Omitted from Each of the Following Summaries

Two items are omitted from each of the following summaries of balance sheet and income
statement data for two proprietorships for the year 2016 Holly Enterprises and Cat Stevens. $\begin{array}{lcc}& \underline{\text {Black Sheep Enterprises}}& \underline{\text { Cat Stevens}}\\\text { Beginning of year: } & \\\text { Total assets } & \$ 98,000 & \$ 129,000 \\\text { Total liabilities } & 60,000 & (\mathrm{c}) \\\text { Total owner's equity } & (\mathrm{a}) & 85,000 \\\text { End of year: } & \\ \text { Total assets } &160,000 & 180,000 \\\text { Total liabilities } &100,000 & 50,000 \\\text { Total owner's equity } & 60,000 & 130,000 \\\text { Changes during year in owner's equity } \\\text { Additional investment }&(\mathrm{b}) & 25,000 \\\text { Drawings }& 25,000 & \text { (d) } \\\text { Total revenues }& 215,000 & 100,000 \\\text { Total expenses }& 185,000 & 65,000\end{array}$
Determine the missing amounts.