Explanation:
                  Snowdon Sandwich Shop
           Contribution margin income statement
                 For the month of June
The contribution margin income statement is presented below:
Sales (480 × 5.50)                      $2,640
Less: Variable cost (480 × $0.75)          ($360)
Contribution margin                     $2,280
Less: Fixed cost                        ($1,120)
Net income                            $1,160