Three years ago, you bought 700 shares of Kayleigh Milk Co. for $25 a share with a margin of 50 percent. Currently, the Kayleigh stock is selling for $30 a share. Assume there are no dividends and ignore commissions. Do not round intermediate calculations. Round your answers to two decimal places. a. Assumina that you pay cash for the stock, compate the annualized rate of return on this investment if you had paid cash. % b. Assumina that vou used the maximum leverage in buying the stock, compute your rate of return with the margin purchase