Selected comparative financial statement data for Marx Inc. are shown below. 2019 MARX INC. Statement of Financial Position (partial) December 31 (in thousands) 2021 2020 Current assets Cash $ 30 $ 90 Trading investments 55 60 Accounts receivable, net 672 589 Inventory 630 527 Prepaid expenses 41 52 Total current assets $ 1,428 $ 1,318 Total current liabilities $ 876 $ 829 $ 60 40 491 569 29 $ 1,189 $ 754 Additional information: (in thousands) 2021 2020 2019 stv 20 Additional information: 2020 (in thousands) Allowance for doubtful accounts Credit sales Cost of goods sold 2021 $ 50 $ 45 2019 $ 40 3.736 2,364 4,194 2,896 3,934 2,659 (a) Calculate all nossible linuidity for non Calculate all possible liquidity ratios for 2021 and 2020. (Round current ratio to 2 decimal places eg. 2.66. Round receivables tumover and inventory tumover to 1 decimal place es, 6.2. Round collection period and days sales in inventory to decimal places es 1,266. Enter working capital amounts in thousands eg. 525.) 2021 2020 Working capital $ Current ratio - 1 Receivables turnover times times Collection period days days Inventory turnover times times Days sales in inventory days dows e Textbook and Media La