HESI A2 Comprehensive Exam 100% Verified Answers for All Subjects | Updated 2025

HESI A2 Comprehensive Exam 100% Verified
Answers for All Subjects | Updated 2025


Exam Questions
Mathematics
Question 1: A nurse needs to administer 0.8 mg of a medication per kg of body weight. How many
mg should be given to a 165-pound patient?
A. 60 mg
B. 66 mg
C. 72 mg
D. 80 mg
Correct Answer: A. 60 mg
Rationale: Convert 165 pounds to kg (1 kg = 2.2 lbs): 165 œ 2.2 75 kg. Dose = 0.8
mg/kg Π75 kg = 60 mg.
Question 2: What is 2/5 of 60?
A. 12
B. 20
C. 24
D. 30
Correct Answer: C. 24
Rationale: Calculate 2/5 Œ 60 = (2 Œ 60) œ 5 = 120 œ 5 = 24.
Question 3: Convert 3.25 hours to minutes.
A. 180 minutes
B. 195 minutes
C. 200 minutes
D. 210 minutes
Correct Answer: B. 195 minutes
Rationale: 3 hours = 3 Π60 = 180 minutes. 0.25 hours = 0.25 Π60 = 15 minutes. Total
= 180 + 15 = 195 minutes.
Question 4: A solution contains 15% medication. How many mL of medication are in 200 mL of the
solution?
A. 20 mL
B. 25 mL


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, C. 30 mL
D. 35 mL
Correct Answer: C. 30 mL
Rationale: 15% = 0.15. Calculate 0.15 Π200 = 30 mL.
Question 5: Solve for x: 4x - 7 = 17.
A. 4
B. 5
C. 6
D. 7
Correct Answer: C. 6
Rationale: Add 7 to both sides: 4x = 24. Divide by 4: x = 6.
Question 6: A patients temperature is 38.5řC. What is this in Fahrenheit?
A. 100.4řF
B. 101.3řF
C. 102.2řF
D. 103.1řF
Correct Answer: B. 101.3řF
Rationale: Use F = (C Œ 9/5) + 32. For 38.5řC: (38.5 Œ 9/5) + 32 = 69.3 + 32 = 101.3řF.
Question 7: Simplify the ratio 36:48.
A. 2:3
B. 3:4
C. 4:5
D. 5:6
Correct Answer: B. 3:4
Rationale: Divide both by their greatest common divisor, 12: 36 œ 12 = 3, 48 œ 12 = 4.
Thus, 3:4.
Question 8: A nurse administers 2 L of IV fluid over 8 hours. What is the flow rate in mL/hour?
A. 200 mL/hour
B. 250 mL/hour
C. 300 mL/hour
D. 350 mL/hour
Correct Answer: B. 250 mL/hour
Rationale: Convert 2 L to 2000 mL. Divide by 8 hours: 2000 œ 8 = 250 mL/hour.




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, Reading Comprehension
Question 9: Passage: Proper wound care prevents infection. Steps include cleaning with saline,
applying an antiseptic, and covering with a sterile dressing.
What is the main purpose of wound care according to the passage?
A. Reduce pain
B. Prevent infection
C. Improve appearance
D. Increase mobility
Correct Answer: B. Prevent infection
Rationale: The passage states that proper wound care prevents infection, making this
the main purpose.
Question 10: Passage: Blood pressure is measured in mmHg. A reading of 140/90 mmHg or higher
indicates hypertension.
What indicates hypertension according to the passage?
A. 120/80 mmHg
B. 130/85 mmHg
C. 140/90 mmHg
D. 110/70 mmHg
Correct Answer: C. 140/90 mmHg
Rationale: The passage explicitly states that 140/90 mmHg or higher indicates hyper-
tension.
Question 11: Passage: Regular exercise improves cardiovascular health by strengthening the heart and
lowering blood pressure.
How does exercise benefit cardiovascular health?
A. Weakens muscles
B. Strengthens the heart
C. Increases cholesterol
D. Reduces immunity
Correct Answer: B. Strengthens the heart
Rationale: The passage mentions that exercise strengthens the heart, improving cardio-
vascular health.
Question 12: Passage: Aseptic technique is critical in surgery to prevent contamination. It involves
sterilizing instruments and wearing gloves.
Why is aseptic technique used in surgery?
A. Enhance recovery
B. Prevent contamination
C. Reduce costs

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