# Question 20 the physician has ordered 14 units of

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Question 20 The physician has ordered 14 units of Regular Insulin U-100. Calculate the dosage required using a tuberculin syringe.
Question 21 The order is for penicillin V potassium 125 mg q 4 hours. How many scored tablets are required per day if each tablet contains 250 mg of penicillin V potassium?
Question 22 A physician has ordered Vistaril I.M. for a child weighing 40 pounds. A vial containing 50 mg/cc is available. The dosage required is 0.5 mg/lb. Calculate the volume (cc) of Vistaril to be administered.
Pharmacology Math for the Practical Nurse ExamSelected Question 23 Your patient is to receive erythromycin 500 mg P.O. q 6 hours. You have in stock packages of 100 tablets, each tablet containing 250 mg. How many tablets should you give the patient in a 24-hour period?
Question 24 The physician has ordered Pipracil I.M. 2 gm q.i.d. Directions for reconstitution are given to the right. How many milliliters should be administered per injection?
Question 25 Change the decimal 0.050 to a ratio.
Question 26 Add the following two fractions. Reduce your answer to the lowest terms. 1/3 + 5/6 = 1 1/6
Question 27
Pharmacology Math for the Practical Nurse ExamReduce the following fraction to lowest terms. 4/20
Question 28 The order is for 400 mg of erythromycin oral suspension. You have on hand a 500 ml bottle. The strength is 200 mg/5 ml. How many teaspoons will you administer?
Question 29 Solve the following multiplication problem involving two whole numbers. 6228 x 46 =
Question 30 A physician ordered a continuous infusion of heparin at 1000 units per hour. The pharmacy sends a 500 ml bag of I.V. fluid containing 30,000 units of heparin. Using a drip factor of 60 gtts/ml, calculate the infusion rate.
Question 31 Add the following three numbers (numbers are in decimal format). 15.396 + 2.1 + 0.882 =
Pharmacology Math for the Practical Nurse Exam
18.378
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