(Answered) : Stone Age Surfboards is a small manufacturer of two types of popular low-tide surfboards, the Graystone and the Lava models. The m

Stone Age Surfboards is a small manufacturer of two types of popular low-tide surfboards, the Graystone and the Lava models. The manufacturing process consists of two departments: fabrication and finishing. The fabrication department has 8 skilled workers, each of whom works 9.25 hours per day. The finishing department has 5 workers, each of whom works a 6-hour shift. Each pair of Graystone surfboards requires 2.5 labor-hours in the fabrication department and 2 labor-hours in finishing. The Lava model requires 4.2 labor-hours in the fabrication department and 3.6 labor-hours in finishing. The company operates 6 days a week. It makes a