Fill in each blank:

A manager would like to know the total cost of a plan that meets the forecasts below using a steady regular production rate of 200 units a month, a maximum of 20 units per month of overtime, and subcontracting as needed to make up any shortages. The unit costs are: Regular production =$35 Overtime =$70 Subcontracting =$80 Determine the total cost of this plan. (Do not leave any empty spaces; input a "0" wherever it is required.)