Your grandparents decided to invest money in your college education. When you graduate (18 years old), you will have 12,000 in the account. If the account pays 7% yearly, how much money did your grandparents initially put in the account?

Barrett is comparing the membership fees for two museums. the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?