Selected data concerning the past years operations of the Altek Manufacturing Company are as follows: Inventories ($) Beginning Ending Raw materials 71,000 81,000 Work in Process 80,000 30,000 Finished Goods 90,000 110,000 Other Data: Direct Materials Used ---------------------------------------------- $ 326,000 Total Manufacturing Costs Charged to production during the year (includes direct material, direct labour, and manufacturing overhead applied at a rate of 60% of direct-labour cost) ----------------------------------$ 686,000 Cost of Goods Available for Sale ----------------------------------$ 826,000 Selling and Administration Expenses ----------------------------- $ 31,500 Required: a) What was the cost of raw materials purchased during the year? (5 marks) b) What was the direct-labour cost charged to production during the year? (5 marks) c) What was the cost of goods manufactured during the year? (5 marks) d) What was the cost of goods sold during the year? (5 marks)