A. at a pharmacy, a parent asks a pharmacist why her child needs such a smaller dosage of a certain medicine. the pharmacist explains that a general formula may be used to estimate a child's dosage of certain medicines. the formula is as follows: (child's weight in kilograms)x adult dose child's dose = 67.5 kg what is the amount of medicine you would give a 60-lb child if the adult dosage of the medicine is 70 mg? b. at what weight, in pounds, would the child receive an adult dose?