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 $1,600,000 Average total assets 1,500,000 Net earnings 123,200 Net sales 1,200,000 Average common shareholders' equity 1,000,000 Net cash provided by operating activities 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%