Problem 4 (8 Points) The Herman Company uses a joint process to produce products W, X, Y and Z. Each product may be sold at its split-off point or processed further. Joint processing costs for a single batch of joint products are $32,500. Other relevant data are as follows: Sales Value Productat Split-Off $7,500 13,500 10,000 6.500 $37.500 Sales Value Additional Costs of Processin of Final Product $9,000 7,500 12,500 5,500 S34.500 S 22,500 20,000 15,000 $70.000 a) Calculate the effect on profits of processing each product beyond the split-off point b) Calculate the effect on profits of processing only those with a positive contribution beyond the split-off point. Enter your answers in the following space