RATIO AND PROPORTION How Many 2 mg tablets contain ¾ grains of a drug? You need 0.5 gram of hydrocortisone to prepare a prescription. How many 20-mg hydrocortisone tablets would be needed to supply...

RATIO AND PROPORTION

1. How Many 2 mg tablets contain ¾ grains of a drug?


2. You need 0.5 gram of hydrocortisone to prepare a prescription. How many 20-mg hydrocortisone tablets would be needed to supply the quantity of drug required?


3. A patient is to receive 50 mg of amoxicillin orally. This drug is available in a strength of 125 mg per teaspoonful. How many milliliters would provide the appropriate dose?