need help

Starting next year, you will need $15,000 annually for 4 years to complete your education. (One year from today you will withdraw the first $15,000.) Your uncle deposits an amount today in a bank paying 6% annual interest, which will provide the needed $15,000 payments. a. How large must the deposit be? Do not round intermediate calculations. Round your answer to the nearest cent. $ b. How much will be in the account immediately after you make the first withdrawal? Do not round intermediate calculations. Round your answer to the nearest cent