Amazing 11d. manufactures the joint products, ltdirakle and Norakle. Mirakle sells for $9 .50 per unit, whereas Norakle sells for $1100 per unit. The 2 products require further processing beyond the split-off point. The following information relates to the 2 products : Production (units) 140nm $229 00 $320 000 Total joint processing costs were $1,130,000. Required : (a) Determine the total cost per unit of each of the products using the physical method. (Show all workings. You may prepare your workings using WORD or EXCEL) (1 mark) (h) Determine the total cost per unit of each of the products using the net realisahle value method. (Show all workings. You may prepare your workings using WORD or EXCEL) (3 marks} (c) Determine the total cost per unit of each of the products using the constant gross margin method. (Show all workings. You may prepare your workings using WORD or EXCEL} (2 marks} (d) \"Norakle\" could he further processed into \"Orakle\" for an additional cost of $5 .00 per unit. \"Drakle\" would sell for $25.00 per unit. Should the company produce \"Urakle\"? Show the necessary computation to justify your decision. (Show all workings. You may prepare your workings using WORD or EXCEL}