you have an investment account that started with $ years ago and which now has grown to $. a. what annual rate of return have you earned (you have made no additional contributions to the account)? b. if the savings bond earns per year from now on, what will the account's value be years from now? question content area bottom part 1 a. what annual rate of return have you earned (you have made no additional contributions to the account)? your annual rate of return is enter your response here%. (round to two decimal places.) part 2 b. if the savings bond earns per year from now on, what will the account's value be years from now? the account's value in ten years will be $ enter your response here. (round to the nearest cent.)