HESI A2 Mastery: 150 Practice Questions with Rationales for Exam
Success
Below is a comprehensive 150-question HESI Admission
Assessment (A2) Exam practice test. The HESI A2 is used by
nursing schools to evaluate applicants' academic readiness. The
exam typically contains over 300 potential questions across
multiple subtests, with each school selecting the specific sections
required . This bank covers the core sections: Mathematics,
Reading Comprehension, Vocabulary & General Knowledge,
Grammar, Biology, Chemistry, and Anatomy & Physiology.
📐 MATHEMATICS (25 Questions)
Question 1
A patient drinks 0.75 liters of water. How many milliliters is this?
A) 75 mL
B) 750 mL
C) 7.5 mL
D) 7500 mL
Correct Answer: B) 750 mL
Rationale: 1 liter = 1000 milliliters. Therefore, 0.75 × 1000 = 750
mL .
Question 2
What is 15% of 200?
A) 15
,B) 20
C) 30
D) 300
Correct Answer: C) 30
Rationale: 0.15 × 200 = 30 .
Question 3
Convert 34 to a decimal.
A) 0.34
B) 0.75
C) 0.25
D) 0.50
Correct Answer: B) 0.75
Rationale: 3 ÷ 4 = 0.75 .
Question 4
A medication tablet is 250 mg. How many tablets are needed for 1
gram?
A) 2
B) 4
C) 1
D) 0.5
Correct Answer: B) 4
Rationale: 1 gram = 1000 mg. 1000 ÷ 250 = 4 tablets .
,Question 5
Solve for x: 2x + 5 = 17
A) 6
B) 5
C) 11
D) 12
Correct Answer: A) 6
Rationale: 2x = 17 − 5 = 12, so x = 12 ÷ 2 = 6 .
Question 6
What is 58 as a percentage?
A) 58%
B) 62.5%
C) 0.625%
D) 85%
Correct Answer: B) 62.5%
Rationale: 5 ÷ 8 = 0.625; multiply by 100 to get 62.5% .
Question 7
Convert 2.5 liters to milliliters.
A) 250 mL
B) 2500 mL
C) 25 mL
D) 25,000 mL
Correct Answer: B) 2500 mL
Rationale: 2.5 × 1000 = 2500 mL .
, Question 8
A patient weighs 220 pounds. Convert to kilograms (1 kg = 2.2 lb).
A) 100 kg
B) 110 kg
C) 484 kg
D) 200 kg
Correct Answer: A) 100 kg
Rationale: 220 ÷ 2.2 = 100 kg .
Question 9
What is 78 − 14 ?
A) 68
5
B) 8
3
C) 8
D) 12
Correct Answer: B) 58
Rationale: Convert 14 to 28 . 78
− 2
8
= 5
8
.
Question 10
A 1:4 dilution means how much solute is needed for a 200 mL total
solution?
A) 40 mL
B) 50 mL
C) 25 mL
D) 100 mL
Correct Answer: A) 40 mL
Success
Below is a comprehensive 150-question HESI Admission
Assessment (A2) Exam practice test. The HESI A2 is used by
nursing schools to evaluate applicants' academic readiness. The
exam typically contains over 300 potential questions across
multiple subtests, with each school selecting the specific sections
required . This bank covers the core sections: Mathematics,
Reading Comprehension, Vocabulary & General Knowledge,
Grammar, Biology, Chemistry, and Anatomy & Physiology.
📐 MATHEMATICS (25 Questions)
Question 1
A patient drinks 0.75 liters of water. How many milliliters is this?
A) 75 mL
B) 750 mL
C) 7.5 mL
D) 7500 mL
Correct Answer: B) 750 mL
Rationale: 1 liter = 1000 milliliters. Therefore, 0.75 × 1000 = 750
mL .
Question 2
What is 15% of 200?
A) 15
,B) 20
C) 30
D) 300
Correct Answer: C) 30
Rationale: 0.15 × 200 = 30 .
Question 3
Convert 34 to a decimal.
A) 0.34
B) 0.75
C) 0.25
D) 0.50
Correct Answer: B) 0.75
Rationale: 3 ÷ 4 = 0.75 .
Question 4
A medication tablet is 250 mg. How many tablets are needed for 1
gram?
A) 2
B) 4
C) 1
D) 0.5
Correct Answer: B) 4
Rationale: 1 gram = 1000 mg. 1000 ÷ 250 = 4 tablets .
,Question 5
Solve for x: 2x + 5 = 17
A) 6
B) 5
C) 11
D) 12
Correct Answer: A) 6
Rationale: 2x = 17 − 5 = 12, so x = 12 ÷ 2 = 6 .
Question 6
What is 58 as a percentage?
A) 58%
B) 62.5%
C) 0.625%
D) 85%
Correct Answer: B) 62.5%
Rationale: 5 ÷ 8 = 0.625; multiply by 100 to get 62.5% .
Question 7
Convert 2.5 liters to milliliters.
A) 250 mL
B) 2500 mL
C) 25 mL
D) 25,000 mL
Correct Answer: B) 2500 mL
Rationale: 2.5 × 1000 = 2500 mL .
, Question 8
A patient weighs 220 pounds. Convert to kilograms (1 kg = 2.2 lb).
A) 100 kg
B) 110 kg
C) 484 kg
D) 200 kg
Correct Answer: A) 100 kg
Rationale: 220 ÷ 2.2 = 100 kg .
Question 9
What is 78 − 14 ?
A) 68
5
B) 8
3
C) 8
D) 12
Correct Answer: B) 58
Rationale: Convert 14 to 28 . 78
− 2
8
= 5
8
.
Question 10
A 1:4 dilution means how much solute is needed for a 200 mL total
solution?
A) 40 mL
B) 50 mL
C) 25 mL
D) 100 mL
Correct Answer: A) 40 mL
