Whirly Corporation’s most recent income statement is shown below: Total Per Unit Sales (7,900 units) $ 252,800 $ 32.00 Variable expenses 150,100 19.00 Contribution margin 102,700 $ 13.00 Fixed expenses 55,100 Net operating income $ 47,600 Required: Prepare a new contribution format income statement under each of the following conditions (consider each case independently):
1. The sales volume increases by 70 units.
2. The sales volume decreases by 70 units.
3. The sales volume is 6,900 units.