Since i = 2% is the monthly rate, we multiply 2% x 12, the number of monthly periods in a year in order to determine the annual rate. In this case, Aaron needs to find an interest rate of 24% per year compounded monthly in order to reach his future value goal of $634 in one year.
You need to detirmine what is causing the erosion of enamel. Once enamel is gone, the dentin is exposed.The dentin is not as tough as the enamel, so it will wear out faster than the enamel did. Stop drinking soda, gatorade, anything carbonated. Also, visit the dentist immediately.nce enamel is gone, the dentin is exposed. The dentin is not as tough as the enamel, so it will wear out faster than the enamel did. Stop drinking soda, gatorade, anything carbonated. Also, visit the dentist immediately.
1 Use fluoride toothpaste. 2  Fluoride strengthens teeth, so make sure fluoride is listed as an ingredient in your toothpaste. 3  Talk to your dentist about daily fluoride mouthwash if you have a history of cavities. 4  In addition, ask your dentist if sealants may be helpful in preventing enamel erosion and tooth decay.o prevent enamel loss and keep teeth healthy, be sure to brush and floss teeth daily. See your dentist every six months for regular checkups and cleaning. You can also try the following: 1  Eliminate highly acidic foods and drinks from your diet such as carbonated sodas, lemons, and other citrus fruits and juices.