20. Lightening Computers, worth $480 million, is expected to grow at 10% per year compounded annually for 5 years. (a) Find the future value to the nearest million. (b) They then propose to sell the firm and invest the proceeds in a new venture that should grow at 8% compounded annually for 3 years. Beginning with the future value from part (a), find the expected future value to the nearest million at the end of 3 additional years.