Nakamura Company provided the following income statement for the last year:

Line Item Description	Amount
Sales	$853,600,000
Less: Variable expenses	555,325,000
Contribution margin	$298,275,000
Less: Fixed expenses	197,622,000
Operating income	$100,653,000

At the beginning of last year, the company had $38,638,000 in operating assets. At the end of the year, the company had $41,354,000 in operating assets.

Required:

1. Compute average operating assets. fill in the blank 1 of 1$

2. Compute the margin (as a percent) and turnover ratios for last year. If required, round your answers to two decimal places. Margin fill in the blank 1 of 2 % Turnover fill in the blank 2 of 2

3. Compute ROI as a percent. Use the part 2 final answers in these calculations and round the final answer to two decimal places. fill in the blank 1 of 1 %