Time Value of Money A. Ahmad Abu Al-Hawa plans to retire 40 years from now. He expects that he will live 30 years after his retirement. He wants to have enough money upon reaching retirement age to be able to withdraw $180,000 from his account at the end of each year he expects to live. Ahmad plans to accumulate the retirement fund by making an equal deposit at the of each year for the next 40 years. The interest rate is expected to be 12% in all future periods. How much must Ahmad deposit each year to accumulate the required amount? E. Find the present value of the following stream of a firm's cash flows, assuming that the firm's opportunity cost is 10%. Year Amount 1 $5,000 2 $ 20,000 3 $ 15,000 C. Amal has faithfully depositing $2,000 at the end of each year since the past 5 years into an account that pays 8% interest semiannually. How much money will she have accumulated in the account E. Find the present value of the following stream of a firm's cash flows, assuming that the firm's opportunity cost is 10%. Year Amount 1 $ 5,000 2 $ 20,000 3 $ 15,000