Whirly Corporation's most recent income statement is shown below Total S 302,600 169,100 Per Unit Sales (8,900 units) Variable expenses $34.00 19.00 Contribution margin 133,500 $15.00 Fixed expenses 54,500 S 79,000 Net operating income Required: Prepare a new contribution format income statement under each of the following conditions (consider each case independently): 1. The sales volume increases by 60 units. Whirly Corporation Contribution Income Statement Total Per Unit Sales Variable expenses Contribution margin 0 Fixed expenses Net operating income 0 2. The sales volume decreases by 60 units Whirly Corporation Contribution Income Statement Total Per Unit 3. The sales volume is 7.900 units. Whirly Corporation Contribution Income Statement Total Per Unit