Please help with Requirement 2

Arnold Manufacturing, Inc., plans to develop a new industrial-powered vacuum cleaner for household use that runs exclusively on rechargeable batteries. The product will take 6 months to design and test. The company expects the vacuum sweeper to sell 12,000 units during the first 6 months of sales; 24,000 units per year over the following 2 years; and 10,000 units over the final 6 months of the product's life cycle. The company expects the following costs: (Click the icon to view the cost information.) Read the requirements. More info Requirement 1. If Arnold prices the sweepers at $400 each, how much operating income will the company make over the product's life cycle? What is the operating income per unit? Begin by preparing the life cycle income statement in order to determine how much operating income the company will make over the product's life cycle. Requirement 2. Excluding the initial product design costs, what is the operating income in each of the three sales phases of the product's life cycle, assuming the price stays at $400