Compare and analyze ratios of two companies.

Profitability ratios Dec 31, 2018 Return on Sales Gross profit margin Operating profit margin 63.05% 27.31% 20.20% Net profit margin Return on Investment Return on equity (ROE) Return on assets (ROA) 37.89% 7.73% Dec 29, 2018 Return on Sales 54.56% Gross profit margin Operating profit margin Net profit margin 15.64% 19.35% Return on Investment Return on equity (ROE) 86.20% Return on assets (ROA) 16.12%