(b) A and B are joint products that can be sold immediately after split-off. The following information is available for the last period: No opening inventories. Total joint production costs were RM100,000. Product Production units Sales units Selling price per unit A 12,000 10,000 RM24 B 8,000 6,000 RM20 Required: (i) Using the physical unit method, compute the value of the closing inventory of products A and B for the last period. (6 marks) (ii) Describe briefly, an example of an industry that produces both joint and by-products, clearly identifying its joint products and by-products