Financial data for Windsor, Inc. for last year appear below:

Windsor, Inc. Statements of Financial Position
	Beginning Balance		Ending Balance
Assets:
Cash	$	252,000	$	197,853
Accounts receivable		165,000		189,000
Inventory		298,000		236,000
Plant and equipment (net)		470,000		445,000
Investment in Pine Company		287,000		311,000
Land (undeveloped)		410,000		410,000
Total assets	$	1,882,000	$	1,788,853
Liabilities and owners%u2019 equity:
Accounts payable	$	227,000	$	149,000
Long-term debt		860,000		860,000
Owners%u2019 equity		795,000		779,853
Total liabilities and owners%u2019 equity	$	1,882,000	$	1,788,853

Windsor, Inc. Income statement
Sales			$	2,270,000
Less operating expenses				1,884,100
Net operating income				385,900
Less interest and taxes:
Interest expense	$	104,700
Tax expense		127,347		232,047
Net income			$	153,853

The company paid dividends of $169,000 last year. The "Investment in Pine Company" on the statement of financial position represents an investment in the stock of another company.

Required:
a.	Compute the company's margin, turnover, and return on investment for last year. (Round your intermediate calculations and final answers to 2 decimal places. Omit the "%" sign in your response.)

Margin	%
Turnover
Return on investment	%

b.	The Board of Directors of Windsor, Inc. has set a minimum required return of 30%. What was the company's residual income last year? (Round your intermediate calculations and final answers to 2 decimal places. Omit the "$" sign in your response.)

Residual income

$