Estimate the total manufacturing cost of the following plant: Fixed-capital investment, FCI= $4 million. Annual production output = 9*10 kg. Operating time 7200 h/y. Raw materials cost = $0.25/kg of product. Operating labor 2.628 million $. Operating supervision = 20% of operating labor. Utilities: 2.765 million $. Maintenance and repair = 7% of FCI. Other variable costs = 0.436 million $. Fixed charges 0.52 million $. Plant overhead 50% of labor, supervision and maintenance and repair. General expenses = 1.66 million $.