Current Attempt in Progress The following information (in millions) was taken from the December 31 financial statements of Canadian National Railway Company (CN): Accounts receivable, gross Allowance for doubtful accounts Accounts receivable, net Revenues Total current assets Total current liabilities 2018 $1,195 26 1,169 14,321 2,728 3,500 2017 $1,000 16 984 13,041 2,190 3,983 2016 $903 28 875 12,037 2,107 3,008 (a) For 2018 and 2017, calculate CN's current ratio, receivables turnover, and average collection period. (Round answers to 1 decimal place, e.g. 5.2.) 2018 2017 : 1 Current ratio :1 Receivables turnover times times Average collection period days days