ATI Dosage Calculation RN Fundamentals Proctored Assessment
3.2: 150 Practice Questions with Multiple-Choice Answers, Correct
Responses, and Step-by-Step Nursing Explanations for 2025/2026
Exam Success – Graded A+ Content.
Master Combination Set — 150 Questions
1. A nurse is preparing to administer lorazepam 2
mg IV push. Available is lorazepam 4 mg/mL. How
many mL?
A) 0.5 mL
B) 1 mL
C) 2 mL
D) 4 mL
Correct Answer: A) 0.5 mL
Explanation: (2 mg / 4 mg) × 1 mL = 0.5 mL.
2. A nurse is to give heparin 5,000 units
subcutaneously. Available is heparin 10,000
units/mL. How many mL?
,A) 0.25 mL
B) 0.5 mL
C) 1 mL
D) 2 mL
Correct Answer: B) 0.5 mL
Explanation: 5,,000 = 0.5 mL.
3. A client weighs 220 lb. How many kg?
A) 100 kg
B) 99.9 kg
C) 100.0 kg
D) 110 kg
Correct Answer: A) 100 kg
Explanation: 220 ÷ 2.2 = 100 kg.
4. Order: amoxicillin 500 mg PO. Available: 250
mg/tablet. How many tablets?
A) 1 tablet
B) 1.5 tablets
C) 2 tablets
D) 2.5 tablets
,Correct Answer: C) 2 tablets
Explanation: = 2 tablets.
5. Give furosemide 40 mg IV. Available: 10 mg/mL.
How many mL?
A) 2 mL
B) 3 mL
C) 4 mL
D) 5 mL
Correct Answer: C) 4 mL
Explanation: = 4 mL.
6. Morphine 8 mg IM ordered. On hand: morphine
10 mg/mL. How many mL?
A) 0.8 mL
B) 1 mL
C) 1.2 mL
D) 0.08 mL
Correct Answer: A) 0.8 mL
Explanation: = 0.8 mL.
, 7. Digoxin 0.125 mg PO. Available: 0.25 mg/tablet.
How many tablets?
A) 0.25 tablet
B) 0.5 tablet
C) 1 tablet
D) 2 tablets
Correct Answer: B) 0.5 tablet
Explanation: 0..25 = 0.5 tablet.
8. Client weighs 150 lb. Convert to kg (round to
tenth).
A) 68.0 kg
B) 68.2 kg
C) 68.5 kg
D) 70 kg
Correct Answer: B) 68.2 kg
Explanation: 150 ÷ 2.2 = 68.1818 → 68.2 kg.
9. Ordered: clindamycin 0.6 g IV. Available: 300
mg/mL. How many mL?
3.2: 150 Practice Questions with Multiple-Choice Answers, Correct
Responses, and Step-by-Step Nursing Explanations for 2025/2026
Exam Success – Graded A+ Content.
Master Combination Set — 150 Questions
1. A nurse is preparing to administer lorazepam 2
mg IV push. Available is lorazepam 4 mg/mL. How
many mL?
A) 0.5 mL
B) 1 mL
C) 2 mL
D) 4 mL
Correct Answer: A) 0.5 mL
Explanation: (2 mg / 4 mg) × 1 mL = 0.5 mL.
2. A nurse is to give heparin 5,000 units
subcutaneously. Available is heparin 10,000
units/mL. How many mL?
,A) 0.25 mL
B) 0.5 mL
C) 1 mL
D) 2 mL
Correct Answer: B) 0.5 mL
Explanation: 5,,000 = 0.5 mL.
3. A client weighs 220 lb. How many kg?
A) 100 kg
B) 99.9 kg
C) 100.0 kg
D) 110 kg
Correct Answer: A) 100 kg
Explanation: 220 ÷ 2.2 = 100 kg.
4. Order: amoxicillin 500 mg PO. Available: 250
mg/tablet. How many tablets?
A) 1 tablet
B) 1.5 tablets
C) 2 tablets
D) 2.5 tablets
,Correct Answer: C) 2 tablets
Explanation: = 2 tablets.
5. Give furosemide 40 mg IV. Available: 10 mg/mL.
How many mL?
A) 2 mL
B) 3 mL
C) 4 mL
D) 5 mL
Correct Answer: C) 4 mL
Explanation: = 4 mL.
6. Morphine 8 mg IM ordered. On hand: morphine
10 mg/mL. How many mL?
A) 0.8 mL
B) 1 mL
C) 1.2 mL
D) 0.08 mL
Correct Answer: A) 0.8 mL
Explanation: = 0.8 mL.
, 7. Digoxin 0.125 mg PO. Available: 0.25 mg/tablet.
How many tablets?
A) 0.25 tablet
B) 0.5 tablet
C) 1 tablet
D) 2 tablets
Correct Answer: B) 0.5 tablet
Explanation: 0..25 = 0.5 tablet.
8. Client weighs 150 lb. Convert to kg (round to
tenth).
A) 68.0 kg
B) 68.2 kg
C) 68.5 kg
D) 70 kg
Correct Answer: B) 68.2 kg
Explanation: 150 ÷ 2.2 = 68.1818 → 68.2 kg.
9. Ordered: clindamycin 0.6 g IV. Available: 300
mg/mL. How many mL?
