For two recent years, Robinhood Company reported the following: 20Y9 20Y8 Sales $8,308,000 $7,078,500 Accounts receivable: Beginning of year 630,000 580,000 End of year 610,000 630,000 a. Determine the accounts receivable turnover for 20Y9 and 20Y8. Round answers to one decimal place. 20Y8: fill in the blank 1 20Y9: fill in the blank 2 b. Determine the days sales in receivables for 20Y9 and 20Y8. Use 365 days and round all calculations to one decimal place. 20Y8: fill in the blank 3 days 20Y9: fill in the blank 4 days c. Are the changes in the accounts receivable turnover and days sales in receivables from 20Y8 to 20Y9 favorable or unfavorable