Problema Solution
The amount of medicine that a physician prescribes for a patient varies directly as the weight of the patient. A physician prescribes 3 grams of medicine for a 180 pound person. How many grams should be prescribed?
Answer provided by our tutors
The amount of medicine that a physician prescribes for a patient varies directly as the weight of the patient.
let x grams can be prescribed
x = 180 k
for 3 grams
3=180k
k= 1/60
so
x= 180 *1/60=3 gram