PLEASE SHOW YOUR WORK, STEB BY STEP FOR A 100% THUMBS UP. Thank you!

2. a) What is the present value of the following cash flow stream at a rate of 11.59%? b) What is the future value of the following cash flow stream at a rate of 12.23%? (1.5 points) Time 0 1 2 3 4 Cash Flow $0 $1,575 $3,120 $4,575 $6,922 Dr. A. Sanchez has $300,000 invested at 7.5%, and he now wants to retire. He wants to withdraw $35,000 at the end of each year, starting at the end of this year. He also wants to have $25,000 left to give his friend Dr. J. Mourinho when he ceases to withdraw funds from the account. For how many years can he make the $35,000 withdrawals and still have $25,000 left at the end? You must show you work and explain your approach in writing (1.5 points)