Mitchener Corp. manufactures three products from a common input in a joint processing operation. Joint processing costs up to the split-off point total $300,000 per year. The company allocates these costs to the joint products on the basis of their total sales value at the split-off point. Each product may be sold at the split-off point or processed further. The additional processing costs and sales value after further processing for each product (on an annual basis) are: Sales Value at Split-Off Further Processing Costs Sales Value After Further Processing Felcore Greatnest Highlander lopia Justrite 175,000 195,000 325,000 275,000 155,000 95,000 85,000 55,000 65,000 70,000 255,000 290,000 375,000 345,000 235,000 Which product or products should be sold at the split-off point, and which products or products should be processed further? (Show computations)