9. Giessen Construction Company is considering purchasing new equipment costing SAR 3,250,000. The company's management has estimated that the equipment will generate cash flows as follows (SAR): The company's required rate of return is 9%. Calculate the accounting rate of return, assuming a salvage value of SAR 250,000 . a. 7.22% b. 8.45% c. SAR 90,000 (d) 6.50%