First answer is correct but not sure about the other ones. Thank you so much for your help I really appreciate it so so much!

2 Miller Company's contribution format income statement for the most recent month is shown below: 10 points Sales (44,000 units) Variable expenses Contribution margin Fixed expenses Net operating income Total $ 264,000 132,000 132,000 42,000 $ 90,000 Per Unit $ 6.00 3.00 $ 3.00 eBook Required: (Consider each case independently): Hint Print 1. What is the revised net operating income if unit sales increase by 15%? 2. What is the revised net operating income if the selling price decreases by $1.30 per unit and the number of units sold increases by 21%? 3. What is the revised net operating income if the selling price increases by $1.30 per unit, fixed expenses increase by $9,000, and the number of units sold decreases by 7%? 4. What is the revised net operating income if the selling price per unit increases by 20%, variable expenses increase by 10 cents per unit, and the number of units sold decreases by 9%? References $ 109,800 1. Net operating income 2. Net operating income 3. Net operating income 4. Net operating income