Walt is evaluating an investment that will provide the following returns at the end of each of the following years: year 1,$14,100; year 2,$11,600; year 3,$9,100; year 4,$6,600; year 5,$4,100; year 6,$0; and year 7,$14,100. Walt believes that he should earn 12 percent compounded annually on this investment. Required: a. How much should he pay for this investment? b. How much should he pay if he expects to earn an annual return of 9 percent compounded monthly? Note: For all requirements, do not round PV factors and round your other intermediate calculations and final answer to the nearest whole dollar amount