EXERCISE 12-8 (15 MINUTES)

1. The company should focus its campaign on the Dental market. The

computations are:

Medical Dental

Increased sales ... $40,000 $35,000

Market CM ratio... × 36% × 48%

Incremental contribution margin... 14,400 16,800

Less cost of the campaign... 5,000 5,000

Increased segment margin and net operating

income for the company as a whole ... $ 9,400 $11,800