For each of the following cases, indicate (a) to what rate columns, and (b) to what number of periods you would refer in looking up the interest factor. 1. In a future value of 1 table: Annual Rate Number of Years Invested Compounded (a) Rate of Interest (b) Number of Periods a. 10% 9 Annually % b. 12% 7 Quarterly % c. 8% 18 Semiannually % 2. In a present value of an annuity of 1 table: Annual Rate Number of Years Invested Number of Rents Involved Frequency of Rents (a) Rate of Interest (b) Number of Periods a. 11% 27 27 Annually % b. 8% 15 30 Semiannually % c. 12% 6 24 Quarterly %