13. Using the degree of operating leverage, what is the estimated percent increase in net operating income of decimal places 1.0.1234 should be entered as 12,34). increase in Doeti c Ro e increnin net operating in conte Required Information The following i n the e yed De References eBook & Resources Oslo Company prepared the following corbution forma com m ent besed on a les volume of 1000 units the relevant range of productions 500 1500 Worksheet Learning Objective: 03-03 Use the contribution margin ratio (CM ratio) to compune changes in contribution margin and net operating income resulting from changes in sales volunta units $35.300 Difficulty: 2 Medium Learning Objective 03:04 Show the effects on not operating income of changes in valable costs, faced costs, Solling price and volume Van be expenses Leaming Objective 03-05 Determine the break even point Learning Objective: 03.01 Explain how changes in activity affect contribution margin and net operating income