Vinyl R Us" makes two sizes of umbrellas . the production requirements for each umbrellas are given below. large Compact Available Aluminum 10 8 12,000 grams Handles 1 1 4,000 handles Fabri 30 15 30,0000 Sq/feet The Profit for the large umbrellas is $ 10.00 and the profit for the compact umbrella is half the profit for a large one. Demand for the compact model is a minimum of 200 units and we can't produce more than 500 large umbrellas. You are the " Assistant Production Manager", and must now formulate ( steps 1 -4) an LP and solve ( step 5) this production dilemma. Include as part of your answer, the appropriate sensitivity analysis ( step6). Are there any special cases illustrated in this example? case facts: