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.
Mix several teaspoons of baking soda with enough fresh lemon juice (or water) to make a paste. Wipe your teeth and any extra saliva off of them with a paper towel. Put a good amount of paste onto your toothbrush and apply. Leave the paste on for 1 minute, then rinse, so as to avoid the acid effecting enamel. If you are using just water you can leave it on for up to 3 minutes.