Windsor Inc., a fertilizer company based in Saskatchewan, had the following information in its financial statements for the fiscal years ended December 31. All figures are in millions of Canadian dollars.

		2021		2020		2019
Cash and cash equivalents		$390		$1,480		$120
Accounts receivable		1,200		770		500
Current assets		5,190		3,480		1,500
Current liabilities		2,910		1,165		890

Calculate Windsor's (1) working capital, (2) current ratio, and (3) acid-test ratio for each year. (Enter working capital amounts in millions. Round ratio answers to 2 decimal places, e.g. 1.75:1.)

		2021			2020			2019
Working Capital		$			$			$
Current Ratio			: 1			: 1			: 1
Acid-test Ratio			: 1			: 1			: 1

Determine from the results obtained in part (a) if Windsor's:

(1)		Working capital deterioratedimproved from 2020 to 2021.
(2)		Current ratio deterioratedimproved from 2020 to 2021.
(3)		Current ratio improveddeteriorated from 2019 to 2020.
(4)		Acid-test ratio deterioratedimproved from 2020 to 2021.
(5)		Acid-test ratio improveddeteriorated from 2019 to 2020.