$1.$ The LaSorda Inns condensed income statement for $20$x$3$ and $20$x$4$ is as follows:

$20$x$3$:Room Revenue$$3,450,000$Room department expenses$1,450,000$Undistributed operating expenses$800,000$Gross operating profit$1,200,000$Insurance, property taxes, and depreciation$400,000$Interest expense$100,000$Income before income taxes$700,000$Income taxes$210,000$Net income$$490,000$

$20$x$4$Room Revenue$$3,675,000$Room department expenses$1,500,000$Undistributed operating expenses$875,000$Gross operating profit$1,300,000$Insurance, property taxes, and depreciation$450,000$Interest expense$90,000$Income before income taxes$760,000$Income taxes$228,000$Net income$$532,000$

The Lasorda Inn has $100$ guestrooms only and its paid occupancy percentage was $78$ percent and $80-$ percent for $20$x$3,$ respectively. Assume all rooms in the hotel were available for sale.

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Q:$$ Calculate the following for $20$x$3$ and $20$x$4$: Profit Margin, Rev Par, ADR, Operating efficiency ration, times interest earned ratio