SOLUTION: A common antibiotic is prescribed in a liquid suspension composed of part antibiotic and part water. In one formulation of the antibiotic suspension, there are 150 mg of the antibi

Question 252228: A common antibiotic is prescribed in a liquid suspension composed of part antibiotic and part water. In one formulation of the antibiotic suspension, there are 150 mg of the antibiotic in 3 cm3 of the liquid suspension. A physician prescribes 100 mg per day. How much of the antibiotic liquid suspension should be administered to achieve the recommended dosage?
A. 18 cm3 B. 6 cm3 C. 4.5 cm3 D. 2 cm3 E. 0.18 cm3
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A common antibiotic is prescribed in a liquid suspension composed of part antibiotic and part water. In one formulation of the antibiotic suspension, there are 150 mg of the antibiotic in 3 cm3 of the liquid suspension. A physician prescribes 100 mg per day. How much of the antibiotic liquid suspension should be administered to achieve the recommended dosage?
Proportion:
x/100 mg = 3 cm^3/150 mg
---
x = 100(3/150)
x = 2 cm^3
-------------------------
A. 18 cm3 B. 6 cm3 C. 4.5 cm3 D. 2 cm3 E. 0.18 cm3
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Cheers,
Stan H.

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