Hoppie Company sells a single product. The company's sales and expenses f recent month follow: 1. Total Per Unit $ 600.000 40 Sales 420.000 Less : Variable expenses Contribution margin 28 $ 180.000 12 150.000 Less: Fixed expenses $ 30.000 Net operrating income Required: 1. What is the monthly break-even point in units sold? 2. How many units would have to be sold each month to earn a minimum taget profit of $18,000? 3. What is the company's margin of safety in percentage terms? 4. If monthly sales increase by $80,000, and there is no change in fixed expenses, by how much would you expect monthly net operating income to increase? Hoppie Company sells a single product. The company's sales and expenses for a recent month follow: 1. Total Per Unit $ 600.000 $ 40 Sales Less: Variable expenses Contribution margin Less: Fixed expenses Net operrating income 420.000 28 180.000 12 150.000 30.000 Required: 1. What is the monthly break-even point in units sold? 2. How many units would have to be sold each month to earn a minimum taget profit of $18,000? 3. What is the company's margin of safety in percentage terms? 4. If monthly sales increase by $80,000, and there is no change in fixed expenses, by how much would you expect monthly net operating income to increase