please answer b and c

a) You are trying to save to buy a new S190,000 Ferrari. You have $40,000 today that can be invested at your bank. The bank pays 4.8 percent annual interest on its accounts. How long will it be before you have enough to buy the car? Major Topic Blooms Designation Marks AN 7 Time Value of Money b) Porch Company Ltd. uses a target capital structure of 40% debt, 25% of preferred stock, and 35% of common stock. Porch's estimated cost of debt is 7.37%, its estimated cost of preferred stock is 9.1%, and its estimated cost of equity is 12.796. If Porch's corporate tax rate is expected to be 35%, what is the appropriate cost of capital to discount Porch's possible projects? Major Topic Blooms Marks Designation Cost of Capital AN c) The shares of Tab Pic have a beta of 0.5 and shares of Kum plc have a beta of 2.0. Both companies are in Bortianor District in Greater Accra. Investors have an expected rate of return of 4% from shares in Tab Pic and the expected returns to the market are 6%. Using the Capital Asset Pricing Model, what will be the expected rate of return for investors in Kum Plc? Major Topic Marks Blooms Designation AP Cost of equity 5 TOTAL MARK:20 MARKS