Biltmore Corporation's most recent income statement is shown below: Total Per Unit Sales 477,900 81.00 Variable expenses 206,500 35.00 Contribution margin 271,400 46.00 Fixed expenses 190,800 Net operating income 80,600 5,900 units Prepare a new contribution format income statement under each of the following conditions (consider each case independently): 1 The sales volume increases by 500 units. 2 The sales volume is 5,500 units. 1 500 5,500 2