Variable costing income statement Top Disc manufactures flying disks. The following information is available for the year, the company's first year in business when it produced 780,000 units. Revenue of $1,080,000 was generated by the sale of 432,000 flying disks. a. What is the variable production cost per unit? \$ b. What is the total contribution margin per unit? \$ c. Prepare a variable costing income statement. Note: Only use a negative sign to indicate a net loss (if applicable)