Camby Corp. can make one of the following four products: Product 1 Product 2 Product 3 Product 4 Selling price per unit $109.00 $186.00 $306.00 $45.00 Variable cost per unit $38.00 $120.00 $191.00 $22.00 Machine hours per unit 6.8 7.1 10.6 1.4 If Camby has a strict limit of 10,000 machine hours per month, which product (1, 2, 3, or 4) should it make to maximize profits