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Selected comparative financial statement data for Marshall Inc, are shown below. MARSHALL INC. Statement of Financial Position (partial) December 31 (in thousands) 2021 2020 Current assets 2019 Cash $ 30 $ 91 $ 60 55 60 40 674 589 498 622 528 570 Trading investments Accounts receivable, net Inventory Prepaid expenses Total current assets Total current liabilities 41 52 29 $ 1,422 $ 1,320 $ 1,197 $ 881 $ 830 $ 753 Additional information: 2021 2020 2019 (in thousands) Allowance for doubtful accounts $ 50 $ 45 $ 40 Credit sales 4,153 3,957 3,664 Cost of goods sold 2,912 2,672 2,341 23.6.2. Round collection period and days sales in inventory to decimal places eg. 1,266. Enter working catital amounts in thousands e.g. 525.) 2021 2020 Working capital 541 490 Current ratio 161 1 1.59 :1 Receivables turnover 6,5 times 7.2 times Collection period 55 days 50.1 days Inventory turnover times times Days sales in inventory days days e Textbook and Media