Irvin is a pharmacy technician making an antibiotic solution for a patient. He has 20% solution and needs to make a

5% solution. The patient also needs to take 5 mL of solution each day for two weeks. Which best describes how

Irvin should make the drug?


O He should make 1. 25 mL of the 20% solution in 68. 75 mL of solvent.

O He should make 8. 75 mL of the 20% solution in 26. 25 mL of solvent.

O He should make 17. 5 mL of the 20% solution in 52. 5 mL of solvent.

He should make 20 mL of 20% solution in 15 mL of solvent.

Answers

Answer 1

Answer:

See below

Explanation:

5 ml per day x 14 days = 70 ml required

.20x   =  70 (.05)

x = 17.5 ml of 20% needed    

         total solution needs to be 70 ml    70 - 17.5 = 52.5 ml of solvent


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