On his seventh birthday, a boy inherits $7000 which is to be used for his college education The money is deposited into a trust fund that will pay him R dollars on his 18th, 19th, 20th and 21st birthdays Find R if the money eams 8% interest compounded annually The money deposited will pay the boy Son his 18th, 19th, 20th and 21st birthdays (Round the final answer to the nearest cent as needed Round all intermediate values to six decimal places as needed)