International Printer Machines (IPM) builds three computer printer models: Alpha, Beta, and Gamma. Information for these three products is as follows:

Alpha Beta Gamma Total Selling price per unit $250 $400 $1 500 Variable cost per unit $80 $200 $800 Expected unit sales (annual) | 12,000 6,000 2,000 20,000 Sales mix 50 percent | 40 percent | 10 percent | 100 percent