cehling Medical Center has a single operating room that is used by local physidans to perform surgical procedures. The cost of using the perating room is accumulated by each patient procedure and indudes the direct materials costs (drugs and medical devices), physiclan urgical time, and operating room overhead on January 1 of the current yeac, the annual operating room overhead is astimated to be: The overtiead costs will be assigned to procedurer, based on the mumber of surgical romm hours. Poehling Medical Center expects to uise the operabing room an average of eight hours per day, soven days per weok, In additon, the operating roon wit be shut down two weoki per year for genefal repairs. This information has been collected in the Microsott Excel Online file, Open the spreadsheet, perform the reauired analyslay and input vout answer in the guections belome a. Determine the pefdetermined operating rootn overbead rate for the year. Gound your antwer to the nesrest dolian. The overhead costs will be assigned to procedures, based on the number of surgical room hours. Poehling 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 information has been collected in the Microsoft Excel Online file., Open the spreadsheet, perform the required analysis, and input your answers in the questions below. Open spreadsheet a. Determine the predetermined operating room overhead rate for the year. Round your answer to the nearest dollar. per hour b. Bili Harris had a flve-hour procedure on January 22. How much operating room overhead would bo charged to bis procedure, iash the tate determined in part (a)? Round your answer to the nearest dollar. c. During Jancary, the operating room was used 210 hours, The actual overhead coses iacurred for Jancary were s67,000, betermine the overapplind coerating cwerhead or underappled coerating oyemind for the period. Enter your answer as a bokitive number Round your answer to the nearest dollar