Longobardi Corporation bases its predetermined overhead rate on the estimated tabor-hours for the upcoming year. At the beginning of the most recently completed year, the Corporation estimated the labor-hours for the upcoming year at 33,500 lobor-hours. The estimated variable manufacturing overhead was $6.37 per labor hour and the estimated total fixed manufacturing overhead was $850,900. The actual labor. hours for the year turned out to be 30,100 labor-hours. The predetermined overhead rate for the recently completed year was closest to: Multiple Choice $6.37 per labor-hour O $31.77 per labor-hour $35.36 per labor-hour