Excel Memory Company can sell all units of computer memory X and Y that it can produce, but it has limited production capacity. It can produce two units of X per hour or three units of Y per hour, and it has 4,200 production hours available. Contribution margin is $8 for product X and $7 for product Y. 1. Calculate contribution margin per production hour. Contribution Margin per Production Hour Product X Product Y Contribution margin per production hour 2. What is the most profitable sales mix for this Company? Allocate all of its production capacity to Product Y Allocate 40% its production capacity to Product X Allocate all of its production capacity to Product X Allocate 24% its production capacity to Product Y