Miller Company's contibution format income statement for the most recent month is shown befow: Required: (Consider each case independently): 1. What is the revised net operating income if unit sales increase by 118 ? 2. What is the revised net operating income if the selling price decreases by $1.20 per unit and the number of units said increases by 24% ? 3. What is the revised net operating income if the selling pace increases by $1.20 per unit, fixed expenses increase by $5,000, and the number of units sold decreases by 4% ? 4. What is the revised net operating income if the selling price per unit increases by 20%, variable expenses increase by 20 cents per unit, and the number of units sold decreases by 9%