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.
Home>Cavities & Strong Teeth> Cavities 101: Prevent, Prevent, Prevent>How Do You Prevent Cavities. When acid constantly attacks the teeth, the hard outer shell of the toothâthe enamelâkeeps losing minerals. A white spot, which signals early decay, may appear on a tooth, and the damage at this point can be reversed and enamel can repair itself.