Selected current year-end financial statements of Cabot Corporation follow. (All sales were on credit; selected balance sheet amounts at December 31 of the prior year were inventory, $53,900; total assets, $209,400; common stock, $84,000; and retained earnings, $41,530.)

CABOT CORPORATION Income Statement For Current Year Ended December 31
Sales	$	450,600
Cost of goods sold		297,150
Gross profit		153,450
Operating expenses		99,500
Interest expense		4,600
Income before taxes		49,350
Income tax expense		19,880
Net income	$	29,470

CABOT CORPORATION Balance Sheet December 31
Assets				Liabilities and Equity
Cash	$	10,000		Accounts payable	$	17,500
Short-term investments		8,800		Accrued wages payable		3,200
Accounts receivable, net		32,000		Income taxes payable		4,200
Merchandise inventory		42,150		Long-term note payable, secured by mortgage on plant assets		64,400
Prepaid expenses		3,050		Common stock		84,000
Plant assets, net		148,300		Retained earnings		71,000
Total assets	$	244,300		Total liabilities and equity	$	244,300

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.)