Accounts receivable turnover and days' sales in receivables For two recent years, Robinhood Company reported the following: Sales Accounts receivable: Beginning of year End of year 2019 2018 $8,514,000 $7,130,000 650,000 640,000 590,000 650,000 a. Determine the accounts receivable turnover for 2019 and 2018. Round answers to one decimal place. 20Y8: 20Y9: b. Determine the days' sales in receivables for 20Y9 and 20Y8. Use 365 days and round all calculations to one decimal place. 20Y8: 2019: days days c. Are the changes in the accounts receivable turnover and days' sales in receivables from 2018 to 2019 favorable or unfavorable?