Predetermined factory overhead rate 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: 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$.$ Bill Harris had a five$-$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 dollar.

$$ positive number. Round your answer to the nearest dollar.

$$ overapplied