The Barberton Municipal division of Road Maintenance is charged with road repair in the city of Barberton and the surrounding area. Cindy? Kramer, road maintenance? director, must submit a staffing plan for the next year based on a set schedule for repairs and on the city budget. Kramer estimates that the labor hours required for the next four quarters are 7,000, 12,000, 19,500, and 9500. Each of the 11 workers can contribute 500 hours per quarter. Payroll costs are $6,000 in wages per worker for regular time worked up to 500 hours, with an overtime pay rate of $17 for each overtime hour. Overtime is limited to 20 percent of the the regular time capacity in any quarter. Although unused overtime capacity has no cost, unused regular time is paid at $12 per hour. The cost of hiring a worker is $3,100, and the cost of laying off a worker is $1,200. Subcontracting is not permitted. a. Find a level workforce plan that relies just on overtime and the minimum amount of undertime possible. Overtime can be used to its limits in any quarter. What is the total cost of the? plan? b. Use a chase strategy that varies the workforce level without using overtime or undertime. What is the total cost of this? plan? ?(Enter your response as an? integer.) c. Consider the following proposed? plan, for a different demand? schedule, that combines the strategy of? hiring, layoffs, and utilizing overtime. Payroll costs are $6,000 in wages per worker for regular time? worked, with an overtime pay rate of $ 17 for each overtime hour. The cost of hiring a worker is $3,100?, and the cost of laying off a worker is $1,200. The total cost for this plan would be ?(Enter your response as an? integer.)