(4 points) A 100 mg dose of quinine is given to a patient to prevent malaria. Quinine leaves the body at a rate of 6% per hour. Construct an exponential model to represent the number of milligrams of quinine in the body t hours after the dose is given. Use your model to predict the number of milligrams that will remain in the body after 7 hours. (Express your answer in milligrams rounded correctly to the nearest tenth.) milligrams