The rate at which a particular drug leaves an individual's bloodstream is proportional to the amount of this drug that is in the bloodstream. An individual takes 300 mg of the drug initially. After 2 hours, about 223 mg remain in the bloodstream. Approximately how many mg of the drug remain in the individual's bloodstream after 6 hours?

The rate at which a particular drug leaves an individual's bloodstream is proportional to the amount of this drug that is in the bloodstream. An individual takes 300 mg of the drug initially. After 2 hours, about 223 mg remain in the bloodstream. Approximately how many mg of the drug remain in the individual's bloodstream after 6 hours? O 146 mg O 123.2174 mg O 103.4288 mg 69 mg