Miller Company's contribution format income statement for the most recent month is shown below: Required: (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 16% ? 2. What is the revised net operating income if the selling price decreases by $1.10 per unit and the number of units sold increases by 20%? 3. What is the revised net operating income if the selling price increases by $1.10 per unit, fixed expenses increase by $9,000, and the number of units sold decreases by 6% ? 4. What is the revised net operating income if the selling price per unit increases by 10%, variable expenses increase by 20 cents per unit, and the number of units sold decreases by 13% ? Lucido Products markets two computer games: Claimjumper and Makeover. A contribution format income statement for a recent. month for the two games appears below: Required: 1. What is the overall contribution margin (CM) ratio for the company? 2. What is the company's overall break-even point in dollar sales? 3. Prepare a contribution format income statement at the company's break-even point that shows the appropriate levels of sales for the two products: Prepare a contribution format income statement at the company's break-even point that shows the appropriate levels of sales for the two products. (Do not round intermediate calculations. Round your answers to the nearest dollar amount.)