2. Four shipping containers can altogether take a maximum of 20 tons for one shipment order. The following table provides details on the weight (in tons) and value of each container: Container 1 2 3 4 Weight of container (tons) 5 6 9 7 $600 $550 $750 $600 Value / Container 0 0 0 0 Develop a binary integer model that will determine the two containers and the quantity that should be considered for shipment using these two containers (2 out of 4 containers) to maximize the value of the shipment. Implement a spreadsheet model and use Excel Solver to obtain a solution to the problem. Submit your Excel Solver le