Problem:
A manager must decide on the mix of products to produce for the coming week. Product A requires three minutes per unit for molding, two minutes per unit for painting, and one minute for packing.
Product B requires two minutes per unit for molding, four minutes for painting, and three minutes per unit for packing. There will be 600 minutes available for molding, 600 minutes for painting, and 420 minutes for packing. Both products have contributions of $1.50 per unit.
Required:
Question 1) Algebraically state the objective and constraints of this LP problem.
Question 2) Solve this LP (Excel Solver, Corner Points or Graphical Method) for optimal solution.
Solve the given numerical problem and illustrate step by step calculation.