Birdie Co. makes three products, A, B and C. They have a constrained resource - machine hours. There are only 17200 machine hours available a month. The three products have the following data:

Selling price per unit for A: 6.00 Variable Cost per unit for A: 2.00 Machine hrs required for A: 2 Demand product in units for A: 1,000

Selling price per unit for B: 16.00 Variable Cost per unit for B: 4.00 Machine hrs required for B: 4 Demand for product in units for B: 4,000

Selling price per unit for C: 11.00 Variable Cost per unti for C: 6.00 Machine hrs required: 5 Demand for product in units: 1,000

How much of product B should be produced?