Answers
Question 1:
Solve for $$x$$: $$2x + 4 = x 6$$
A) $$10$$
B) $$10$$
C) $$2$$
D) $$2$$
Answer: A) $$10$$
Rationale: Subtract $$x$$ from both sides: $$2x x + 4 = 6$$ → $$x + 4 = 6$$. Subtract 4: $$x
= 10$$.
Question 2:
An aquarium measures 20 inches long, 12 inches wide, and 15 inches high. What is its volume in
cubic inches?
A) 3,600
B) 4,000
C) 2,700
D) 3,000
Answer: A) 3,600
Rationale: Volume $$= l \times w \times h = 20 \times 12 \times 15 = 3,600$$ cubic inches.
Question 3:
Convert 0.375 to a fraction in simplest form.
A) $$\frac{3}{8}$$
B) $$\frac{1}{4}$$
C) $$\frac{5}{8}$$
D) $$\frac{7}{8}$$
Answer: A) $$\frac{3}{8}$$
Rationale: 0.375 = 375/1000 = 3/8 after simplification.
,Question 4:
A nurse needs to give 0.75 mg of medication. The medication comes in 0.25 mg tablets. How
many tablets should be given?
A) 1 tablet
B) 2 tablets
C) 3 tablets
D) 4 tablets
Answer: C) 3 tablets
Rationale: $$0.75 \div 0.25 = 3$$ tablets.
Question 5:
A patient’s IV is set to run 1,200 mL 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
Answer: C) 150 mL/hr
Rationale: $$1,200 \div 8 = 150$$ mL/hr.
Question 6:
What is 15% of 240?
A) 24
B) 30
C) 36
D) 40
Answer: C) 36
Rationale: $$0.15 \times 240 = 36$$.
,Question 7:
Simplify: $$\frac{3}{4} + \frac{2}{5}$$
A) $$\frac{11}{20}$$
B) $$\frac{23}{20}$$
C) $$\frac{13}{20}$$
D) $$\frac{7}{9}$$
Answer: B) $$\frac{23}{20}$$
Rationale: Common denominator 20: $$\frac{15}{20} + \frac{8}{20} = \frac{23}{20}$$.
Question 8:
Convert $$\frac{3}{8}$$ to a decimal.
A) 0.25
B) 0.375
C) 0.4
D) 0.5
Answer: B) 0.375
Rationale: $$3 \div 8 = 0.375$$.
Question 9:
If a medication requires 5 mg/kg and the patient weighs 60 kg, what is the total dose?
A) 60 mg
B) 120 mg
C) 300 mg
D) 360 mg
Answer: C) 300 mg
Rationale: $$5 \times 60 = 300$$ mg.
Question 10:
A nurse measures a patient’s temperature as 38.5°C. What is this in Fahrenheit? (Use $$F =
\frac{9}{5}C + 32$$)
A) 100.3°F
, B) 101.3°F
C) 102.5°F
D) 103.5°F
Answer: B) 101.3°F
Rationale: $$\frac{9}{5} \times 38.5 + 32 = 69.3 + 32 = 101.3°F$$.
Question 11:
Solve: $$3(7^2 + 5) \div 6 3$$
A) 11
B) 12
C) 13
D) 14
Answer: 24 (Note: This question was corrected in rationale)
Rationale: $$7^2 = 49$$, $$49 + 5 = 54$$, $$3 \times 54 = 162$$, $$162 \div 6 = 27$$, $$27 3
= 24$$.
Question 12:
A soccer team with 16 players receives $7,296. Each player donates $137 to charity, pays $117
for transportation, and spends $32 on dinner. How much money does each player have left?
A) $3,000
B) $3,500
C) $3,750
D) $4,000
Answer: $170
Rationale: Total per player: $$7,296 \div 16 = 456$$. Expenses: $$137 + 117 + 32 = 286$$.
Leftover: $$456 286 = 170$$.
Question 13:
Multiply: $$25.66 \times 8.342$$ (round to nearest hundredth)
A) 214.02
B) 213.99