NR 224 Dosage Calculation Exam 2026 | Nursing Fundamentals
NR 224 DOSAGE CALCULATION EXAMINATION
Nursing Fundamentals – 2026
Questions and Verified Answers | Graded A+ | 100% Verified
Section Description Qs Marks Total
I Multiple Choice 30 2 60
II True / False 15 2 30
III Calculation 5 6–8 30
IV Matching 10 2 20
— — — TOTAL 140
EXAMINATION INSTRUCTIONS
1. This examination consists of four sections totalling 140 marks.
2. Select the BEST answer for each multiple-choice and matching question.
3. For calculation questions, show ALL work including formulas, conversions, and rounding.
4. Round according to the specified rules: tablets (whole/half if scored), oral liquids (nearest 0.1 mL),
injectables (<1 mL to 0.01, ≥1 mL to 0.1), insulin (whole units), gtt/min (whole number), weight (nearest
0.1 kg).
5. Time Allowed: 2 Hours | Passing Score: 80% (112/140 marks)
SECTION I: MULTIPLE CHOICE (60 Marks)
Select the best answer. Each question is worth 2 marks.
1. A provider orders Amoxicillin 500 mg PO every 8 hours. The pharmacy supplies Amoxicillin 250
mg capsules. How many capsules should the nurse administer per dose? (2 marks)
A. 1 capsule B. 2 capsules
C. 3 capsules D. 0.5 capsule
1
, NR 224 Dosage Calculation Exam 2026 | Nursing Fundamentals
2. The provider orders Digoxin 0.25 mg IV. The pharmacy supplies Digoxin 0.5 mg/2 mL. How many
mL should the nurse administer? (2 marks)
A. 0.5 mL B. 1 mL
C. 1.5 mL D. 2 mL
3. Convert 3.5 pounds to kilograms. Round to the nearest tenth. (2 marks)
A. 1.2 kg B. 1.6 kg
C. 7.7 kg D. 15.4 kg
4. Convert 1.5 grams to milligrams. (2 marks)
A. 0.15 mg B. 15 mg
C. 150 mg D. 1500 mg
5. A medication label reads ‘Phenobarbital gr i per tablet.’ How many mg is this? (Use 1 gr = 60 mg)
(2 marks)
A. 30 mg B. 60 mg
C. 65 mg D. 100 mg
6. A child weighs 55 lb. What is the child’s weight in kg? Round to the nearest tenth. (2 marks)
A. 22.5 kg B. 25.0 kg
C. 27.3 kg D. 121.0 kg
7. The order reads: Administer 1000 mL D5W over 8 hours. What is the mL/hr pump rate? (2 marks)
A. 100 mL/hr B. 125 mL/hr
C. 150 mL/hr D. 200 mL/hr
8. The order reads: Infuse 500 mL NS over 6 hours. The drop factor is 20 gtt/mL. What is the gtt/min
drip rate? Round to the nearest whole number. (2 marks)
A. 20 gtt/min B. 24 gtt/min
C. 28 gtt/min D. 33 gtt/min
9. A microdrip IV set has a drop factor of: (2 marks)
A. 10 gtt/mL B. 15 gtt/mL
C. 20 gtt/mL D. 60 gtt/mL
10. Regular insulin is supplied as U-100 (100 units/mL). The order reads: Administer 12 units Regular
insulin subcutaneously. How many mL will be drawn up? (2 marks)
A. 0.12 mL B. 0.5 mL
C. 1.2 mL D. 12 mL
2
, NR 224 Dosage Calculation Exam 2026 | Nursing Fundamentals
11. When mixing Regular (clear) and NPH (cloudy) insulin, which step is correct? (2 marks)
A. Draw NPH first, then Regular
B. Inject air into NPH vial, then air into Regular vial, then withdraw Regular, then NPH
C. Draw both insulins simultaneously
D. Mix both insulins in the same syringe and shake vigorously
12. A sliding scale insulin order reads: Blood glucose 201–250 mg/dL: give 4 units Regular insulin
subcutaneously. The patient’s glucose is 232 mg/dL. How many units should be administered? (2
marks)
A. 2 units B. 4 units
C. 6 units D. 8 units
13. The provider orders Heparin 25,000 units in 250 mL D5W to infuse at 1000 units/hr. What is the
mL/hr pump rate? (2 marks)
A. 4 mL/hr B. 10 mL/hr
C. 25 mL/hr D. 40 mL/hr
14. Heparin 25,000 units in 500 mL D5W is infusing at 20 mL/hr. How many units/hr is the patient
receiving? (2 marks)
A. 500 units/hr B. 750 units/hr
C. 1000 units/hr D. 1250 units/hr
15. A patient weighs 70 kg. The order reads: Dopamine 5 mcg/kg/min. The IV bag contains 400 mg
Dopamine in 250 mL D5W. What is the mL/hr pump rate? Round to the nearest whole number. (2
marks)
A. 10 mL/hr B. 13 mL/hr
C. 15 mL/hr D. 21 mL/hr
16. A pediatric patient weighs 15 kg. The order is Amoxicillin 40 mg/kg/day divided every 8 hours.
How many mg per dose should be administered? (2 marks)
A. 150 mg/dose B. 200 mg/dose
C. 400 mg/dose D. 600 mg/dose
17. The safe dose range for Gentamicin is 5–7.5 mg/kg/day divided q8h for a child weighing 20 kg.
The provider orders 50 mg IV q8h. Is this dose safe? (2 marks)
A. Yes, it is within the safe range
B. No, it is below the safe range
C. No, it exceeds the safe range
D. Cannot be determined from information given
3
NR 224 DOSAGE CALCULATION EXAMINATION
Nursing Fundamentals – 2026
Questions and Verified Answers | Graded A+ | 100% Verified
Section Description Qs Marks Total
I Multiple Choice 30 2 60
II True / False 15 2 30
III Calculation 5 6–8 30
IV Matching 10 2 20
— — — TOTAL 140
EXAMINATION INSTRUCTIONS
1. This examination consists of four sections totalling 140 marks.
2. Select the BEST answer for each multiple-choice and matching question.
3. For calculation questions, show ALL work including formulas, conversions, and rounding.
4. Round according to the specified rules: tablets (whole/half if scored), oral liquids (nearest 0.1 mL),
injectables (<1 mL to 0.01, ≥1 mL to 0.1), insulin (whole units), gtt/min (whole number), weight (nearest
0.1 kg).
5. Time Allowed: 2 Hours | Passing Score: 80% (112/140 marks)
SECTION I: MULTIPLE CHOICE (60 Marks)
Select the best answer. Each question is worth 2 marks.
1. A provider orders Amoxicillin 500 mg PO every 8 hours. The pharmacy supplies Amoxicillin 250
mg capsules. How many capsules should the nurse administer per dose? (2 marks)
A. 1 capsule B. 2 capsules
C. 3 capsules D. 0.5 capsule
1
, NR 224 Dosage Calculation Exam 2026 | Nursing Fundamentals
2. The provider orders Digoxin 0.25 mg IV. The pharmacy supplies Digoxin 0.5 mg/2 mL. How many
mL should the nurse administer? (2 marks)
A. 0.5 mL B. 1 mL
C. 1.5 mL D. 2 mL
3. Convert 3.5 pounds to kilograms. Round to the nearest tenth. (2 marks)
A. 1.2 kg B. 1.6 kg
C. 7.7 kg D. 15.4 kg
4. Convert 1.5 grams to milligrams. (2 marks)
A. 0.15 mg B. 15 mg
C. 150 mg D. 1500 mg
5. A medication label reads ‘Phenobarbital gr i per tablet.’ How many mg is this? (Use 1 gr = 60 mg)
(2 marks)
A. 30 mg B. 60 mg
C. 65 mg D. 100 mg
6. A child weighs 55 lb. What is the child’s weight in kg? Round to the nearest tenth. (2 marks)
A. 22.5 kg B. 25.0 kg
C. 27.3 kg D. 121.0 kg
7. The order reads: Administer 1000 mL D5W over 8 hours. What is the mL/hr pump rate? (2 marks)
A. 100 mL/hr B. 125 mL/hr
C. 150 mL/hr D. 200 mL/hr
8. The order reads: Infuse 500 mL NS over 6 hours. The drop factor is 20 gtt/mL. What is the gtt/min
drip rate? Round to the nearest whole number. (2 marks)
A. 20 gtt/min B. 24 gtt/min
C. 28 gtt/min D. 33 gtt/min
9. A microdrip IV set has a drop factor of: (2 marks)
A. 10 gtt/mL B. 15 gtt/mL
C. 20 gtt/mL D. 60 gtt/mL
10. Regular insulin is supplied as U-100 (100 units/mL). The order reads: Administer 12 units Regular
insulin subcutaneously. How many mL will be drawn up? (2 marks)
A. 0.12 mL B. 0.5 mL
C. 1.2 mL D. 12 mL
2
, NR 224 Dosage Calculation Exam 2026 | Nursing Fundamentals
11. When mixing Regular (clear) and NPH (cloudy) insulin, which step is correct? (2 marks)
A. Draw NPH first, then Regular
B. Inject air into NPH vial, then air into Regular vial, then withdraw Regular, then NPH
C. Draw both insulins simultaneously
D. Mix both insulins in the same syringe and shake vigorously
12. A sliding scale insulin order reads: Blood glucose 201–250 mg/dL: give 4 units Regular insulin
subcutaneously. The patient’s glucose is 232 mg/dL. How many units should be administered? (2
marks)
A. 2 units B. 4 units
C. 6 units D. 8 units
13. The provider orders Heparin 25,000 units in 250 mL D5W to infuse at 1000 units/hr. What is the
mL/hr pump rate? (2 marks)
A. 4 mL/hr B. 10 mL/hr
C. 25 mL/hr D. 40 mL/hr
14. Heparin 25,000 units in 500 mL D5W is infusing at 20 mL/hr. How many units/hr is the patient
receiving? (2 marks)
A. 500 units/hr B. 750 units/hr
C. 1000 units/hr D. 1250 units/hr
15. A patient weighs 70 kg. The order reads: Dopamine 5 mcg/kg/min. The IV bag contains 400 mg
Dopamine in 250 mL D5W. What is the mL/hr pump rate? Round to the nearest whole number. (2
marks)
A. 10 mL/hr B. 13 mL/hr
C. 15 mL/hr D. 21 mL/hr
16. A pediatric patient weighs 15 kg. The order is Amoxicillin 40 mg/kg/day divided every 8 hours.
How many mg per dose should be administered? (2 marks)
A. 150 mg/dose B. 200 mg/dose
C. 400 mg/dose D. 600 mg/dose
17. The safe dose range for Gentamicin is 5–7.5 mg/kg/day divided q8h for a child weighing 20 kg.
The provider orders 50 mg IV q8h. Is this dose safe? (2 marks)
A. Yes, it is within the safe range
B. No, it is below the safe range
C. No, it exceeds the safe range
D. Cannot be determined from information given
3
