1. A rm manufactures two products, A and B. There is only one machine with 3000 hours available per year. Each unit of product A requires 4 machine hours While each unit of Product B requires 3 machine hours. A summary of the profitability of each product is provided below. Pro duct A Pro duct B Selling price $150 $120 Costs: Direct material $60 $15 Direct labour $15 $25 Variable overhead $1 5 $20 Maximum yearly demand for Products A is 600 units and for Product B is 800 units. Required: Determine how many units of each product should be produced to maximise yearly prot