At time t hours after taking the cough suppressant hydrocodone bitartrate, the amount, A, in mg, remaining in the body is given by A = 12(0.9). (a) What was the initial amount taken? 12 mg (b) What percent of the drug leaves the body each hour? Decimal form: % (c) Find the time until only 1 mg of the drug remains in the body. Give your answer in exact form and decimal form. Exact form: hours hours (nearest tenth)

At time t hours after taking the cough suppressant hydrocodone bitartrate, the amount, A, in mg, remaining in the body is given by A = 12(0.9). (a) What was the initial amount taken? 12 mg (b) What percent of the drug leaves the body each hour? Decimal form: % (c) Find the time until only 1 mg of the drug remains in the body. Give your answer in exact form and decimal form. Exact form: hours hours (nearest tenth)