The amount of medicine that a physician prescribes for a patient varies directly as the weight of the patient. A physician prescribes 3 grams (g) of a medicine for a 75-lb person.
a. How many grams should be prescribed for a 145-lb person?
b. How many grams should be prescribed for a 180-lb person?
c. How many grams should be prescribed for a 120-lb person?
Correct Answer:
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b...
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