Mitch 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

Product M $200,000 85,000 300,000

Product N 155,000 110,000 285,000

Product P 325,000 65,000 370,000

Required: Which product or products should be sold at the split-off point, and which product or products should be processed further? Show computations.