Use the half-life formula y=a(0.5)ᵗ/⁶, where a= the initial amount of drug, t= time that the drug is left in the bloodstream (in hours), and y= amount of the drug left in the bloodstream. Round each answer to the nearest tenth. How many milligrams of the drug is left in the bloodstream 8 hours after a 300 milligram dose?
