Exercise 3-1 Preparing a Contribution Format Income Statement [L03-11 Whirly Corporation's most recent income statement is shown below Total P er Unit Sales (7.400 units) S 236,800 $ 32.00 Variable expenses 140.600 19.00 Contribution margin 96,200 $ 13.00 Fixed expenses 54,500 Net operating income 41.700 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. Whirly Corporation Contribution Income Statement Total Per Unit Sales |Variable expenses Contribution margin TESCO Fixed expenses Net operating income $ 0 2. The sales volume decreases by 70 units. Whirly Corporation Contribution Income Statement Total Per Unit 3.The sales volume is 6,400 units. Whirly Corporation Contribution Income Statement Total Per Unit