please help this is one question

Predetermined Factory Overhead Rate Novelio 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 indudes the direct materials costs (drugs and medical devices), physidan 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 assioned to procedures based on the number of surgical room hours. Novello 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. a. Compute the estimated number of operating room hours for the year. hours b. Determine the oredetermined operating room overhead rate for the yean. per hour: a. Compute the estimated number of operating room hours for the year. hours b. Determine the predetermined operating room overhead rate for the year. c. Conrad Goldsmith had a 7.hour procedure on January 22 . How much operating room overhead would be charged to his procedure, using the rate per hour determined in part (b)? d. During lanuary, the operating room was used 186 hours. The actual overhead costs incurred for lanuary were $36,400. Determine the overapplied opentting overhead or undorapplied operating overhead for the period