Q. the roniger organization produces two products: bed mattresses also box springs. a prior contract requires which the industry produce at least 30 mattresses or box spring in any combination. In addition union labour agreements demands which stitching machines be kept running at least 40 hrs per week which is one production period. Each box spring takes 2 hrs of stitching time also each mattress takes 1 hour on the machine. Each mattress produce price $20; each box spring price $24. Formulate this problem so as to minimize total production price. Solve using the simple method.