Total cost of inventory lost question - this question is based off a textbook question, if anyone knows which textbook it is, please let me know.

On December 31, 2016, the manufacturing facility of a medium-sized company in Regina was severely damaged by an accidental fire. As a result, the company's direct materials, work-in-process, and finished goods inventories were destroyed. The company did have access to certain incomplete accounting records, which revealed the following: a. Beginning inventories, January 1, 2016: Direct materials $24,000 Work-in-process 48,000 Finished goods 40,000 b. Key ratios for 2016 Gross margin/profit 30% of sales Prime costs 65% of total manufacturing costs Factory overhead 50% of conversion costs Ending work-in-process is always 10% of the average monthly manufacturing costs c. All costs are incurred uniformly in the manufacturing process. d. Actual operations data for 2016: $15,000,000 Sales Direct materials purchases 3,720,000 Direct labour incurred 3,850,000 Required 1. From, the above data, reconstruct a statement of cost of goods manufactured 2. Calculate the total cost of inventory lost, identifying each category where possible (i.e., direct materials, work-in-process, and finished goods), at December 31, 2016. 3. Although a company never wishes for an accident to occur, why was 2016 a particularly bad year