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

Windsor, Inc. Statements of Financial Position
	Beginning Balance		Ending Balance
Assets:
Cash	$	295,000	$	336,524
Accounts receivable		178,000		180,000
Inventory		275,000		222,000
Plant and equipment (net)		480,000		441,000
Investment in Pine Company		306,000		322,000
Land (undeveloped)		273,000		273,000
Total assets	$	1,807,000	$	1,774,524
Liabilities and owners equity:
Accounts payable	$	224,000	$	197,000
Long-term debt		824,000		824,000
Owners equity		759,000		753,524
Total liabilities and owners equity	$	1,807,000	$	1,774,524

Windsor, Inc. Income statement
Sales			$	2,480,000
Less operating expenses				2,033,600
Net operating income				446,400
Less interest and taxes:
Interest expense	$	99,100
Tax expense		151,776		250,876
Net income			$	195,524

The company paid dividends of $201,000 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. (Do not round your intermediate calculations. Round your final answer 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 34%. What was the company's residual income last year? (Do not round your intermediate calculations. Round your final answer to 2 decimal places. Omit the "$" sign in your response.)

Residual income

$