The contribution format income statement for Huerra Company for last year is given below:

	Total	Unit
Sales	$ 998,000	$ 49.90
Variable expenses	598,800	29.94
Contribution margin	399,200	19.96
Fixed expenses	319,200	15.96
Net operating income	80,000	4.00
Income taxes @ 40%	32,000	1.60
Net income	$ 48,000	$ 2.40

The company had average operating assets of $502,000 during the year.

Required:

1. Compute the companys margin, turnover, and return on investment (ROI) for the period.

For each of the following questions, indicate whether the margin and turnover will increase, decrease, or remain unchanged as a result of the events described, and then compute the new ROI figure. Consider each question separately, starting in each case from the data used to compute the original ROI in (1) above.

5. As a result of a more intense effort by sales people, sales are increased by 10%; operating assets remain unchanged.

6. At the beginning of the year, obsolete inventory carried on the books at a cost of $15,000 is scrapped and written off as a loss, thereby lowering net operating income.

7. At the beginning of the year, the company uses $178,000 of cash (received on accounts receivable) to repurchase some of its common stock.