Analyzing changes in accounts receivable. The financial statements and notes for Polaris Corporation reveal the following for the four years ending in March 2005–2008 (amounts in millions of dollars):...

Analyzing changes in accounts receivable. The financial statements and notes for Polaris Corporation reveal the following for the four years ending in March 2005–2008 (amounts in millions of dollars): 2008 2007 2006 2005 Total Sales . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . $4,880.1 $4,295.4 $3,746.3 $3,305.4 Bad Debt Expense . . . . . . . . . . . . . . . . . . . . . . . . . . . 36.8 40.1 20.1 20.1 End of March 2008 2007 2006 2005 2004 Accounts Receivable, Gross . . . . . . . . . . . . . . $ 680.4 $ 605.6 $ 599.2 $ 566.7 $539.5 Less: Allowance for Uncollectible Accounts . . . (172.0) (138.1) (115.0) (111.0) (97.8) Accounts Receivable, Net . . . . . . . . . . . . . . . $ 508.4 $ 467.5 $ 484.2 $ 455.7 $441.7 Assume that Polaris’s credit sales as a percent of total sales was 75% in each year. a. Compute the amount of accounts written off as uncollectible during 2005–2008. b. Compute the amount of cash collections from credit customers during each of the four years ending in March 2005–2008. c. Compute the total amount of cash collected from customers during each of the four years ended March 2005–2008. d. Calculate the accounts receivable turnover ratio for the years ended March 2005– 2008. Use total sales in the numerator and average accounts receivable, net, in the denominator.