please explain step by step

Cameron started a new job at age 25 . At that time, she began investing $10,000 each year earning a return of 5%. At age 35 , after 10 years of those investments, her financial situation changed and she was not able to continue the annual contributions. If she leaves the money already invested in her account, what will be the balance of her account after 30 more years assuming the same 5% interest rate? $125,778.90 $278,500.00 $664,388.50 $543,608.85