Required information The following information applies to the questions displayed below.) Income Statement Sales (1,898 units) Variable expenses Contribution margin Fixed expenses Net operating income 45,000 31,500 13,5ee 8.648 4.860 7. If the variable cost per unit increases by $1. spending on advertising increases by $1,350, and unit sales increase by 170 units, what would be the net operating income? The new sales volume is within the relevant range, Net operating income