Requirement 3: Using the activity rates you have computed, determine the total cost and the average cost per thousand square feet of each of the following jobs according to the activity-based costing system. (Round the average cost to 2 decimal places and the total cost to the nearest dollar amount. Omit the "$" sign in your response.) (a) A routine 2,000-square-foot asbestos removal job. Total cost of the job Cost per thousand square feet (b) A routine 4,000-square-foot asbestos removal job. Total cost of the job Cost per thousand square feet (c) A nonroutine 2,000-square-foot asbestos removal job. Total cost of the job Cost per thousand square feet