Whirly Corporation's most recent income statement is shown below: otal Per Unit 306,000 34.00 Sales (9,000 units) 162,000 18.00 Variable expenses 144,000 $16.00 Contribution margin 54,700 Fixed expenses Net operating income 89,300 Required: Prepare a new contribution format income statement under each of the following conditi case independently) 1. The sales volume increases by 60 units. Whirly Corporation Contribution Income statement Per Unit Total Sales Variable expenses Contribution margin Fixed expenses Net operating income