Please calculate The Net Working capital Ratio please show your work! Why is this ratio of interest to investors or creditors please explain using the number of ratio not just a broad description.

CONSOLIDATED BALANCE SHEET (Expressed in thousands of Canadian dollars) 2016 As at December 31 Assets Current assets Note 2017 Cash and cash equivalents Trade receivables and other Inventories 463,531 289,104 85,850 838,485 25 156,230 236,989 66,394 459,613 Non-current assets Property, plant and equipment xploration and evaluation assets Intangible assets Other assets Deferred income tax asset 7,634,399 548,828 13,037 145,732 182,871 $ 9,363,352 7,639,434 547,752 16,111 137,370 120,944 S8,921,224 10 Total assets Liabilities Current liabilities Accounts pavable and accrued liabilities 413,905 292,340