Selected year-end financial statements of Cabot Corporation follow. (All sales were on credit; selected balance sheet amounts at December 31, 2016, were inventory, $47,900; total assets, $259,400; common stock, $86,000; and retained earnings, $36,770.)

CABOT CORPORATION Income Statement For Year Ended December 31, 2017
Sales	$	448,600
Cost of goods sold		296,850
Gross profit		151,750
Operating expenses		98,500
Interest expense		3,800
Income before taxes		49,450
Income taxes		19,920
Net income	$	29,530

CABOT CORPORATION Balance Sheet December 31, 2017
Assets				Liabilities and Equity
Cash	$	10,000		Accounts payable	$	17,500
Short-term investments		9,000		Accrued wages payable		2,800
Accounts receivable, net		33,600		Income taxes payable		3,700
Notes receivable (trade)*		6,500
Merchandise inventory		30,150		Long-term note payable, secured by mortgage on plant assets		65,400
Prepaid expenses		3,150		Common stock		86,000
Plant assets, net		149,300		Retained earnings		66,300
Total assets	$	241,700		Total liabilities and equity	$	241,700

* 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.)