A product can be produced on four different machines.Each machine has a fixed setup cost,variable production cost per unit processed,and a production capacity,as shown below: 
A total of 2000 units of the product must be produced.What is the minimum total cost that will meet these constraints? How many units must each machine produce?
Definitions:
Rent
A payment made by tenants to landlords in exchange for the use of real estate, equipment, or other properties.
Marginal Physical Product
The additional output that can be produced by adding one more unit of a specific input, holding all other inputs constant.
MRP
Marginal Revenue Product; the additional revenue generated from employing one more unit of input or labor.
Derived Demand
Demand for resources derived from demand for the final product.
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