The half life of a medication is the amount of time for half of the drug to be eliminated from the body. the half life of advil or ibuprofen is represented by the equation r=m(0.5)^t/2, where r is the amount of advil remaining in the body, m is the initial dosage and t is time in hours. a-a 200 milligram dosage of advil is taken at 1: 00pm. how many milligrams of the medication will remain in the body at 6: 00pm? b- if a 200 milligram dosage of advil is taken home many milligrams of the medication will remain in the body 12 hours later?