Refer to the following informatin for Rocket Inc. Rocket Inc. Comparative Balance Sheet Information November 30 (millions of $) 2020 2019 2018 Cash $ 79 $ 30 $ 42 Accounts receivable (net) 128 66 54 Inventory 210 246 206 Prepaid rent 90 54 42 Plant and equipment (net) 900 858 834 Accounts payable 114 71 61 Accrued liabilities 102 138 95 Income tax payable 35 23 30 Preferred shares 138 138 138 Common shares 258 258 258 Retained earnings 616 572 614 Rocket Inc. Income Statement For Year Ended November 30 (millions of $) 2020 Net sales $1,560 2019 $1,344 Cost of goods sold 546 474 Gross profit $1,014 $ 870 Operating expenses: Depreciation expense $ 84 $ 84 Other expenses 516 360 Total operating expenses 600 444 Profit from operations $ 414 $ 426 Interest expense 53 43 Income tax expense 60 62 Profit $ 301 $ 321