Merck & Company reported the following from its 2016 financial statements. $ millions 2013 2014 2015 2016 Accounts receivable, net $7,184 $6,626 $6,484 $7,018 Allowance for doubtful accounts 146 153 165 195 a. Compute accounts receivable gross for each year. $ millions 2013 2014 2015 2016 Accounts receivable, gross b. Determine the percentage of allowance to gross account receivables for each year. Round answers to two decimal places (ex: 0.02345 = 2.35%). 2013 2014 2015 2016 % allowance c. Assume that we want to reformulate the balance sheet and income statement to reflect a constant percentage of allowance to gross accounts receivables for each year. Compute the four-year average and then reformulate the balance sheet and income statements for each of the four years. Follow the process shown in Analyst Adjustments 5.2 and assume a tax rate of 35%. Four- year average of percentage of allowance to gross accounts receivables. Round answer to two decimal places (ex: 0.02345 = 2.35%)