Derek decides to buy a new car. The dealership offers him a choice of paying 5515.00 per month for 5 years with the first payment due next month) or paying some $28,396.00 today. He can borrow money from his bank to buy the car. What interest rate makes him indifferent between the two options? Submit Answer format: Percentage Round to: 3 decimal places (Example: 9.243%, % sign required. Will accept decimal format rounded to 5 decimal places (ex: 0.09243)) Derek wants to withdraw $11,615.00 from his account 5.00 years from today and $13,078.00 from his account 13.00 years from today. He currently has $3,266.00 in the account. How much must he deposit each year for the next 13.0 years? Assume a 6.41% interest rate. His account must equal zero by year 13.0 but may be negative prior to that. Submit Answer format: Currency: Round to: 2 decimal places. Derek currently has $11,153.00 in an account that pays 6.00%. He will withdraw $5,640.00 every other year beginning next year until he has taken 7.00 withdrawals. He will deposit $11153.0 every other year beginning two years from today until he has made 7.0 deposits. How much will be in the account 29.00 years from today