H Mabati Rolling Mills (MRM) ltd is a manufacturing company that has many trading divisions. Return on investment is the main measure of each division's performance. Each divisional manager's salary is linked only to their division's ROI. The following information summarizes the financial performance of Pwani Division for the year to 31 December, 2012: 2010 2011 Ksh. '000' Ksh. 000 2012 Ksh. 1000 summe Turnover Cost of sales Gross profit 20,000 20,000 20,000 12,000 12,000 12,000 8,000 8,000 8,000 Other operating expenses 6,000 5,200 4,900 Operating profit before tax 2,000 2,800 3,100 Capital invested as at the end of the year 20,000 16,000 12,800 Notes The "other operating expenses" for the year 2010 includes the advertisement cost of 1. "Decra Roofing Tiles" amounting to ksh 1million. This was introduced as a new product in the division. It is expected that the advertisement cost will generate streams of revenue from the tiles for the division for up to 5 years. 2. The capital invested as at the end of the year is the book values of the division's assets. 3. There have been no additions or disposals of the non-current assets in the Pwani division throughout this period. The company uses a weighted average cost of capital of 10% to perform its investment appraisal