dont know how to do this, please help me walk through it

Requirements 1. How much money must you accumulate by retirement to make your plan work? (Hint: Find the present value of the $210,000 withdrawals.) 2. How does this amount compare to the total amount you will withdraw from the investment during retirement? How can these numbers be so different? fou are planning for a very earty retirement. You would like to retire at age 40 and have enough money saved to be ablo to withdraw $210,000 per year for the next 30 years (bas on family history, you think you will live to age 70). You plan to save by making 20 equal annual installments (from age 20 to age 40 ) into a fairly riaky investment fund that you exi will eam 10% per year. You will leave the money in this fund unti it is completely depleted when you are 70 years old (Cick the icon to view Present Value of $1 table) (Click the icon to view Present Value of Ordinary Annuity of 51 table.) (Click the icon to view Future Value of $1 tia (Click the icon to viow Future Value of Ordinary Annuity of $1 table), Requirement 1. How much money must you accumulate by retirement to make your plan work? (Hint. Find the present value of the $210,000 withdrawals) (Round your final answer to the nearest whole dollat) To make the plan work, you must accumulate this amount by retirement Requirement 2. How does this amount compare to the total amount you wil withdraw from the investment during retiroment? How can these numbers be so different? Over the course of your retirement you will be withdrawing However, by age 40 you only need to have invested These numbers are different because: A. You need to have far less accumulated than what you will withdraw because you only withdraw a portion of the investment every year-the balance remains invested where it continues to earn 10% interest. B. You need to have far more accumulated than what you will withdraw because you will wihdraw a Iarge portion of the investment every year - the balance remains invested where it continues to earn 10% interest C. You need to have the same amount accumulated as you will withdraw because you will not eam further interest on your investment when you reach retirement D. None of the above