Two years ago, you bought 300 shares of Kayleigh Milk Co. for $30 a share with a marginof 60 percent. Currently, the Kayleigh stock is selling for $45 a share. Assuming no dividendsand ignoring commissions, compute
(a) the annualized rate of return on this investmentif you had paid cash, and
(b) your rate of return with the margin purchase.