Hint(s) Check My Work Metal Fabricators, Inc. manufacturers gas grill tanks, Model # 1420, for four original equipment manufacturers (OEMs). Demand is forecast to be as follows: Quarter 1 - 2,800 tanks, Quarter 2 - 3,400, Quarter 3 - 3,600, and Quarter 4 - 2,900. Due to a hedging program for sheet steel and increases in international tariffs, production cost per quarter vary as follows: Quarter 1 - $23.50 per tank, Quarter 2 - $28.00, Quarter 3 - $25.90, and Quarter 4 - $29.00. Due to production contracts with the OEMs, no shortages are allowed. Beginning inventory for Quarter 1 is 300 tanks. At the end of each quarter, inventory holding costs are $4.25 per tank. Formulate this as a linear optimization model but do not solve. Round your answers for the coefficients for objective function to two decimal places and round other answers to the nearest whole number. Use a minus sign where appropriate and do not leave any fields blank. If the constant is one or minus one, enter "1" or "-1" correspondingly. Let: Pi = number of units produced in month i, Questions Navigation Menu nd of month i Minimal total cost = P1 + P2 + P3 + P4 + I1 + 12 + I3 The constraints are as follows: Week 1: P1 + I1 -Select- Week 2: I1 + P2 + 12 -Select- Week 3: 12 + P3 13 -Select- -Select- Week 4: 13 + P4 Pt, It 2 0 for t = 1, 2, 3