Knapp Stores, Inc., one of the nation's largest grocery retailers, reported the following information (adapted) in its comparative financial statements for the fiscal year ended January 31, 2015. (Click the icon to view the data.) Requirements 1. Compute net profit margin ratio for the years ended January 31, 2015 and 2014. Did it improve or worsen in 2015? 2. Compute asset turnover for the years ended January 31, 2015 and 2014. Did it improve or worsen in 2015? 3. Compute return on assets for the years ended January 31, 2015 and 2014. Did it improve or worsen in 2015? Which component (net profit margin ratio or asset turnover) was mostly responsible? Requirement 1. Compute net profit margin ratio (%) for the years ended January 31, 2015 and 2014. Did it improve or worsen in 2015? Identify the formula, then calculate profit margin for 2015 and 2014. (Round your answers to the nearest hundredth of a percent. X.XX%.)/= Net profit margin ratio % 2015/= % 2014/= % The profit margin from 2014 to 2015. Requirement 2. Compute asset turnover for the years ended January 31, 2015 and 2014. Did it improve or worsen in 2015? Identify the formula, then calculate asset turnover for 2015 and 2014. (Round your answers two decimal places X.XX.)/= Total asset turnover 2015/= 2014/= The asset turnover from 2014 to 2015. Requirement 3. Compute return on assets for the years ended January 31, 2015 and 2014. Did it improve or worsen in 2015? Which component (net profit margin ratio or asset turnover) was mostly responsible? Identify the formula, then calculate return on assets (ROA) for 2015 and 2014. (Round your answers to the nearest hundredth of a percent X.XX%.)/= Return on assets (ROA) 2015/= % 2014/= % The return on assets from 2014 to 2015 mostly due to the change in the