0 Required information (The following information applies to the questions displayed below) 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): Sales Variable expenses Contribution margin Fixed expenses Net operating income $100,000 65,000 35,000 30.100 $ 4.900 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 $4.315