If a doctor prescribes 75 milligrams of a specific drug to her patient, how many milligrams of the drug will remain in the patient's bloodstream after 6 hours, if the drug
decays at a rate of 20 percent per hour? Use the function A(t) =Ie^rt and round the
solution to the nearest hundredth.

What is an equation of the line that passes through the point (-2,3) and is parallel to the line whose equations is y=3/2x-4? i am stuck between y=3/2x or y=3/2x+6 : (

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample