Hey can I please get help on this homework question? Thank you

Derek decides to buy a new car. The dealership offers him a choice of paying $591.00 per month for 5 years (with the first payment due next month) or paying some $28,179.00 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 9243%, % sign required. Will accept decimal format rounded to 5 decimal places (ex 0.09243))