If the recommended adult dosage for a drug is D (in mg), then to determine the appropriate dosage c for a child of age a , pharmacists use the equation c = 0.0417 D ( a + 1). Suppose the dosage for an...

If the recommended adult dosage for a drug is

D(in mg),
then to determine the appropriate
dosagec

for a child of
agea,
pharmacists use the equation

c= 0.0417D(a+ 1).

Suppose the dosage for an adult is
300
mg.