Selected year-end financial statements of Cabot Corporation follow. (All sales were on credit; selected balance sheet amounts at December 31, 2016, were inventory, $51,900; total assets, $209,400; common stock, $87,000; and retained earnings, $57,823.)

CABOT CORPORATION Income Statement For Year Ended December 31, 2017
Sales	$	448,600
Cost of goods sold		297,750
Gross profit		150,850
Operating expenses		99,100
Interest expense		4,900
Income before taxes		46,850
Income taxes		18,873
Net income	$	27,977

CABOT CORPORATION Balance Sheet December 31, 2017
Assets				Liabilities and Equity
Cash	$	22,000		Accounts payable	$	15,500
Short-term investments		9,200		Accrued wages payable		3,800
Accounts receivable, net		31,200		Income taxes payable		2,900
Notes receivable (trade)*		6,000
Merchandise inventory		36,150		Long-term note payable, secured by mortgage on plant assets		66,400
Prepaid expenses		2,550		Common stock		87,000
Plant assets, net		154,300		Retained earnings		85,800
Total assets	$	261,400		Total liabilities and equity	$	261,400

* These are short-term notes receivable arising from customer (trade) sales. Required: Compute the following: (1) current ratio, (2) acid-test ratio, (3) days' sales uncollected, (4) inventory turnover, (5) days' sales in inventory, (6) debt-to-equity ratio, (7) times interest earned, (8) profit margin ratio, (9) total asset turnover, (10) return on total assets, and (11) return on common stockholders' equity. (Do not round intermediate calculations.)