Sheridan Medical manufactures hospital beds and other institutional furniture. The companys comparative balance sheet and income statement for 2019 and 2020 follow.

Sheridan Medical Comparative Balance Sheet As of December 31
		2020		2019
Assets
Current assets
Cash		$393,000		$417,450
Accounts receivable, net		1,087,000		776,450
Inventory		750,000		681,000
Other current assets		381,400		247,100
Total current assets		2,611,400		2,122,000
Property, plant, & equipment, net		8,651,695		8,439,865
Total assets		$11,263,095		$10,561,865
Liabilities and Stockholders Equity
Current liabilities		$3,203,000		$2,846,000
Long-term debt		3,702,650		3,892,650
Total liabilities		6,905,650		6,738,650
Preferred stock, $5 par value		58,950		58,950
Common stock, $0.25 par value		104,650		103,850
Retained earnings		4,193,845		3,660,415
Total stockholders equity		4,357,445		3,823,215
Total liabilities and stockholders equity		$11,263,095		$10,561,865

Sheridan Medical Comparative Income Statement and Statement of Retained Earnings For the Year
		2020		2019
Sales revenue (all on account)		$10,177,200		$9,614,000
Cost of goods sold		5,613,200		5,298,750
Gross profit		4,564,000		4,315,250
Operating expenses		2,840,200		2,634,200
Net operating income		1,723,800		1,681,050
Interest expense		300,400		308,600
Net income before taxes		1,423,400		1,372,450
Income taxes (30%)		427,020		411,735
Net income		$996,380		$960,715
Dividends paid
Preferred dividends		29,550		29,550
Common dividends		433,450		413,050
Total dividends paid		463,000		442,600
Net income retained		533,430		518,115
Retained earnings, beginning of year		3,660,415		3,142,300
Retained earnings, end of year		$4,193,845		$3,660,415

Calculate the following profitability ratios for 2020. (Round answers to 1 decimal place, e.g. 50.1%.)

a.	Return on assets		%

**I have tried to work this problem and got 9.13 and 8.87 and they are both wrong. Please explain how to work this problem.