NR 224 DOSAGE CALCULATION EXAM, CHAMBERLAIN
UNIVERSITY - (30 QUESTIONS) UP-TO-DATE ACTUAL EXAM
QUESTIONS AND 100% ACCURATE SOLUTIONS | VERIFIED
ANSWERS - INSTANT PDF DOWNLOAD
Examiner/Administrator: Chamberlain University College of Nursing
CANDIDATE INFORMATION
Name: _______________________________________
Student ID: __________________________________
Date: ________________________________________
Examination Location: __________________________
INSTRUCTIONS TO CANDIDATES
This assessment evaluates the student’s ability to perform safe and accurate
medication dosage calculations in clinical nursing practice. Candidates are
expected to demonstrate proficiency in dimensional analysis, ratio-proportion,
IV flow rate calculations, and medication administration safety standards.
The examination consists of approximately 30 questions and must be
completed within 60 minutes. Calculators are permitted unless otherwise
specified. All answers must be clearly indicated. Accuracy is critical, as
medication errors can result in patient harm. Round answers appropriately
based on clinical standards.
Core Competency Areas:
• Basic Dosage Calculations
• Oral and Parenteral Medications
• Intravenous Flow Rates
• Pediatric and Weight-Based Dosing
• Medication Safety and Conversions
This is an original simulation designed to reflect the structure and rigor of the
NR 224 Dosage Calculation Exam. It is intended solely for educational and
preparatory purposes.
The purpose of this examination is to assess competency in calculating safe
medication dosages across a variety of clinical scenarios. Mastery of these
,skills ensures accurate medication administration and promotes patient safety
in nursing practice. Candidates must apply critical thinking and mathematical
precision to each scenario presented.
Q1. A provider orders 500 mg of acetaminophen. The medication available is
250 mg tablets. How many tablets should the nurse administer?
A. 1 tablet
B. 2 tablets
C. 0.5 tablet
D. 3 tablets
Correct Answer: B. 2 tablets
Explanation: The ordered dose (500 mg) divided by available dose per tablet
(250 mg) equals 2 tablets. Option A is insufficient, C underdoses, and D
overdoses.
Q2. A patient is prescribed 1.5 g of cefazolin IV. The vial contains 500 mg per
dose. How many vials are required?
A. 2 vials
B. 3 vials
C. 1 vial
D. 4 vials
Correct Answer: B. 3 vials
Explanation: 1.5 g = 1500 mg. 1500 mg ÷ 500 mg = 3 vials. Other options
reflect incorrect conversions or miscalculations.
Q3. The order reads 0.25 mg digoxin. The available medication is 125 mcg
tablets. How many tablets will you give?
A. 1 tablet
B. 2 tablets
C. 0.5 tablet
D. 3 tablets
Correct Answer: B. 2 tablets
Explanation: 0.25 mg = 250 mcg. 250 ÷ 125 = 2 tablets. A and C are
insufficient; D is excessive.
,Q4. A patient requires 1000 mL IV fluid over 8 hours. What is the flow rate in
mL/hr?
A. 100 mL/hr
B. 125 mL/hr
C. 150 mL/hr
D. 200 mL/hr
Correct Answer: B. 125 mL/hr
Explanation: 1000 ÷ 8 = 125 mL/hr. Other options reflect incorrect division.
Q5. A medication order is 5 mg/kg. The patient weighs 70 kg. What is the total
dose?
A. 250 mg
B. 300 mg
C. 350 mg
D. 400 mg
Correct Answer: C. 350 mg
Explanation: 5 × 70 = 350 mg. Other options are incorrect multiplications.
Q6. The physician orders 2 L of IV fluid over 24 hours. What is the hourly rate?
A. 80 mL/hr
B. 83 mL/hr
C. 90 mL/hr
D. 100 mL/hr
Correct Answer: B. 83 mL/hr
Explanation: 2000 mL ÷ 24 = 83.3 → round to 83 mL/hr. Others
miscalculate.
Q7. Order: 0.5 g medication. Available: 250 mg tablets. How many tablets?
A. 1 tablet
B. 2 tablets
C. 3 tablets
D. 4 tablets
, Correct Answer: B. 2 tablets
Explanation: 0.5 g = 500 mg. 500 ÷ 250 = 2 tablets.
Q8. IV infusion: 500 mL over 4 hours. What is mL/hr?
A. 100
B. 125
C. 150
D. 200
Correct Answer: B. 125
Explanation: 500 ÷ 4 = 125 mL/hr.
Q9. Order: 750 mg. Supply: 250 mg/5 mL. How many mL?
A. 10 mL
B. 15 mL
C. 20 mL
D. 25 mL
Correct Answer: B. 15 mL
Explanation: 750 ÷ 250 = 3 doses → 3 × 5 mL = 15 mL.
Q10. A patient weighs 154 lbs. Convert to kg.
A. 60 kg
B. 65 kg
C. 70 kg
D. 75 kg
Correct Answer: C. 70 kg
Explanation: 154 ÷ 2.2 = 70 kg.
Q11. Order: 25 units insulin. Available: U-100 insulin. How many mL?
A. 0.1 mL
B. 0.25 mL
C. 0.5 mL
D. 1 mL
UNIVERSITY - (30 QUESTIONS) UP-TO-DATE ACTUAL EXAM
QUESTIONS AND 100% ACCURATE SOLUTIONS | VERIFIED
ANSWERS - INSTANT PDF DOWNLOAD
Examiner/Administrator: Chamberlain University College of Nursing
CANDIDATE INFORMATION
Name: _______________________________________
Student ID: __________________________________
Date: ________________________________________
Examination Location: __________________________
INSTRUCTIONS TO CANDIDATES
This assessment evaluates the student’s ability to perform safe and accurate
medication dosage calculations in clinical nursing practice. Candidates are
expected to demonstrate proficiency in dimensional analysis, ratio-proportion,
IV flow rate calculations, and medication administration safety standards.
The examination consists of approximately 30 questions and must be
completed within 60 minutes. Calculators are permitted unless otherwise
specified. All answers must be clearly indicated. Accuracy is critical, as
medication errors can result in patient harm. Round answers appropriately
based on clinical standards.
Core Competency Areas:
• Basic Dosage Calculations
• Oral and Parenteral Medications
• Intravenous Flow Rates
• Pediatric and Weight-Based Dosing
• Medication Safety and Conversions
This is an original simulation designed to reflect the structure and rigor of the
NR 224 Dosage Calculation Exam. It is intended solely for educational and
preparatory purposes.
The purpose of this examination is to assess competency in calculating safe
medication dosages across a variety of clinical scenarios. Mastery of these
,skills ensures accurate medication administration and promotes patient safety
in nursing practice. Candidates must apply critical thinking and mathematical
precision to each scenario presented.
Q1. A provider orders 500 mg of acetaminophen. The medication available is
250 mg tablets. How many tablets should the nurse administer?
A. 1 tablet
B. 2 tablets
C. 0.5 tablet
D. 3 tablets
Correct Answer: B. 2 tablets
Explanation: The ordered dose (500 mg) divided by available dose per tablet
(250 mg) equals 2 tablets. Option A is insufficient, C underdoses, and D
overdoses.
Q2. A patient is prescribed 1.5 g of cefazolin IV. The vial contains 500 mg per
dose. How many vials are required?
A. 2 vials
B. 3 vials
C. 1 vial
D. 4 vials
Correct Answer: B. 3 vials
Explanation: 1.5 g = 1500 mg. 1500 mg ÷ 500 mg = 3 vials. Other options
reflect incorrect conversions or miscalculations.
Q3. The order reads 0.25 mg digoxin. The available medication is 125 mcg
tablets. How many tablets will you give?
A. 1 tablet
B. 2 tablets
C. 0.5 tablet
D. 3 tablets
Correct Answer: B. 2 tablets
Explanation: 0.25 mg = 250 mcg. 250 ÷ 125 = 2 tablets. A and C are
insufficient; D is excessive.
,Q4. A patient requires 1000 mL IV fluid over 8 hours. What is the flow rate in
mL/hr?
A. 100 mL/hr
B. 125 mL/hr
C. 150 mL/hr
D. 200 mL/hr
Correct Answer: B. 125 mL/hr
Explanation: 1000 ÷ 8 = 125 mL/hr. Other options reflect incorrect division.
Q5. A medication order is 5 mg/kg. The patient weighs 70 kg. What is the total
dose?
A. 250 mg
B. 300 mg
C. 350 mg
D. 400 mg
Correct Answer: C. 350 mg
Explanation: 5 × 70 = 350 mg. Other options are incorrect multiplications.
Q6. The physician orders 2 L of IV fluid over 24 hours. What is the hourly rate?
A. 80 mL/hr
B. 83 mL/hr
C. 90 mL/hr
D. 100 mL/hr
Correct Answer: B. 83 mL/hr
Explanation: 2000 mL ÷ 24 = 83.3 → round to 83 mL/hr. Others
miscalculate.
Q7. Order: 0.5 g medication. Available: 250 mg tablets. How many tablets?
A. 1 tablet
B. 2 tablets
C. 3 tablets
D. 4 tablets
, Correct Answer: B. 2 tablets
Explanation: 0.5 g = 500 mg. 500 ÷ 250 = 2 tablets.
Q8. IV infusion: 500 mL over 4 hours. What is mL/hr?
A. 100
B. 125
C. 150
D. 200
Correct Answer: B. 125
Explanation: 500 ÷ 4 = 125 mL/hr.
Q9. Order: 750 mg. Supply: 250 mg/5 mL. How many mL?
A. 10 mL
B. 15 mL
C. 20 mL
D. 25 mL
Correct Answer: B. 15 mL
Explanation: 750 ÷ 250 = 3 doses → 3 × 5 mL = 15 mL.
Q10. A patient weighs 154 lbs. Convert to kg.
A. 60 kg
B. 65 kg
C. 70 kg
D. 75 kg
Correct Answer: C. 70 kg
Explanation: 154 ÷ 2.2 = 70 kg.
Q11. Order: 25 units insulin. Available: U-100 insulin. How many mL?
A. 0.1 mL
B. 0.25 mL
C. 0.5 mL
D. 1 mL
