XCEL REQUIRED Using a discount rate of 10 percent, calculate the NPV of the modernization project. Then calculate the ROI of the project each year over its eight-year life. (Calculate ROI as effect on income divided by end-of-year book value. Note that the value of ROI is not defined at the end of year 8 when book value is zero.) Finally, write a paragraph explaining why Sally may not make the investment even though it has a positive NPV. is EXERCISE 9-3. [LO 1] Generally speaking, the cost of capital for a food-processing company lower than the cost of capital for a company that runs casinos. Briefly expain why this is the case. EXERCISE 9-4. Using Present Value Tables [LO 1] What is the present value of $850 per year 6 years if the required return is 11 percent (answer using Table B9-2 in Appendix B). for EXERCISE 9-5. Using Present Value Tables [LO 1] Examine Table B9-1 in Appendix B. Explain why the numbers decrease as you move from left to right in a given row. Explain why the numbers decrease as you move from top to bottom in a given column. EXERCISE 9-6. Calculate Present Value [LO 1] Suppose you face the prospect of receiving $1,200 per year for the next 7 years plus an extra $950 payment at the end of 7 years. Determine how much this prospect is worth today if the required rate of return is 15 percent. EXERCISE 9-7. Calculate Present Value [LO 1] Mary Martinez is ready to retire and has a choice of three pension plans. Plan A provides for an immediate cash payment of $350,000. Plan B pro- vides for the payment of $40,000 per year for 8 years and the payment of $200,000 at the end of year 8. Plan C will pay $35,000 per year for 8 years. Mary Martinez desires a return of 8 percent. Determine the present value of each plan and select the best one.