Investment X offers to pay you $4,700 per year for eight years, whereas Investment Y offers to pay you $6,800 per year for five years. (Use a Financial calculator to arrive at the answers. Round "PV Factor" to 3 decimal places. Round the final answers to 2 decimal places.) Calculate the present value for Investments X and Y if the discount rate is 5% Calculate the present value for Investments X and Y if the discount rate is 15%