pls help

1.Marshall \& Company produces a single product and recently calculated their break- 2. Calculate the per-unit contribution margin of a product that has a sale price of $150 if the variable costs per unit are $40. 3. Calculate the per-unit contribution margin of a product that has a sale price of $350 if the variable costs per unit are $95. 4. A product has a sales price of $175 and a per-unit contribution margin of $75. What is the contribution margin ratio? 5. A product has a sales price of $90 and a per-unit contribution margin of $30. What is the contribution margin ratio? 6. Cadre, Inc., sells a single product with a selling price of $120 and variable costs per unit of $90. The company's monthly fixed expenses are $180,000. a. What is the company's break-even point in units? b. What is the company's break-even point in dollars? c. Prepare a contribution margin income statement for the month of October when they will sell 10,000 unit