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Poehling Medical Center has a single operating room that is used by local physicians to perform surgical procedures. The cost of using the operating room is accumulated by each patient procedure and includes the direct matenals costs (drugs and medical devices), physician surgical time, and operating room overhead, On January 1 of the current year, the annual operating room overhead is estimated to be: The overhead costs will be assigned to procedures, based on the number of surgical room hours. Pohehing Medical Center expects to use the operating room an average of eight hours per day, seven days per week. In addition, the operating room will be shut down two weeks per year for general repairs. This informaton has been collected in the Microsoft Excel Ontine file. Open the spreadsheet, perform the required analysis, and input your answeri in the questions below. Open spreadsheet a. Determine the predetermined operating room overhead rate for the year. Round your answer to the fearest dollar. is per hour b. But Harns had a seven-hour procedure on January 22. How much operating room overhead would be charged to his procedure, using the rate determined in part (a)? Round your answer to the nearest dollas: or underapplied operatiog overbead for the penod. Enter your answer as a postive number. Round your answer to then nearest dollar Prodetermined factocy overthead rate Poehling Medical Center has a single operaling room that is used by local phyticians to perform surgical procedures. The cost of using the operating room is acoumulated by each patient procedure and includes the direct matefials costs (drugs and medical devioes), physielan surgical fime, and operating room ovelfiead. On January 1 of the ciurrent year, the annual operating room oveithead is estimated to be: The overhesd costs wil be assigned to procedures, based on the number of surgicsl room hours. The number of hours per day and days per wetk that Poehling Medical Cenler expects to use the operating foom and the number of weeks per year for general repeirs are prosided beliow: Select the correct answer in the dropdown in cell 830. Using formulas and cell references, perform the required analysis, and input your answers into the Amount colum. Transles the numeric retulas for the green. entry cells (D23, D26, and D30) into the appropriale fields in CNOWw2 for grading