4. Down Inc. operates a large quarry in Central BC. Selected data from Down Inc. for the year ended December 31, 2018 are presented below: (20 marks) Total assets Average total assets Net earnings Net sales Average common shareholders' equity Net cash provided by operating activities $1,600,000 1,500,000 123,200 1,200,000 1,000,000 280,000 Required: 1. Calculate the profit margin and return on equity for Down's for the year ended December 31, 2018. 2. Comment on the ratios you prepared in part 1 by comparing your ratios to the following averages in the industry: Profit Margin: 5% Return on Equity 7%