Assume Nebraska and Virginia each have 100 acres of farmland. The following table gives hypothetical figures for yield per acre in the two states: Suppose the two states decide that they want to produce 450 total units of wheat. What is the maximum amount of cotton that they could produce? Nebraska Virginia Wheat 9 5 Cotton 7 2 520 units of cotton 720 units of cotton 950 units of cotton None of these 550 units of cotton