Required information The Foundational 15 [LO5-1, LO5-3, LO5-4, LO5-5, LO5-6, LO5-7, LO5-8] [The following information applies to the questions displayed belowJ Oslo Company prepared the following contribution format income statement based on a sales volume of 1,000 units (the relevant range of production is 500 units to 1,500 units) $100,000 65,000 Sales Variable expenses Contribution margin Fixed expenses Net operating income 35,000 30,100 $ 4,900 Foundational 5-1 Required: 1. What is the contribution margin per unit? (Round your answer to 2 decimal places.) Contribution margin per unit 3. What is the variable expense ratio? Variable expense ratio 0 5. If sales decline to 900 units, what would be the net operating income? Net operating income 7. If the variable cost per unit increases by $1, spending on advertising increases by $1,900, and unit sales increase by 280 units, what would be the net operating income? Net operating income