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Exam (elaborations)

Relias RN Advanced Math Ability (2026 / 2027) Exam Version 1 | Questions and Verified Answers | Grade A

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Relias RN Advanced Math Ability (2026 / 2027) Exam Version 1 | Questions and Verified Answers | Grade A

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RELIAS
RN Advanced Math Ability
Exam Version 1 Medication Calculation

Academic Year: 2026/2027 Complete Question Bank


Question 1

The physician has ordered a medication drip at 103 units/kg/hr. The medication is
supplied in 25,000 units/500 mL. Your patient weighs 220 lbs. You should administer
____ mL/hr.

A. 206

B. 190

C. 215

D. 180

CORRECT ANSWER: A. 206


RATIONALE
Convert weight to kg: 220 ÷ 2.2 = 100 kg. Dose = 103 units × 100 kg = 10,300 units/hr.
Concentration = 25,000 units ÷ 500 mL = 50 units/mL. Rate = 10,300 ÷ 50 = 206 mL/hr.

, Question 2

The patient weighs 700 grams. You are given orders to administer 1 mEq/kg IV. The
medication is available in 0.5 mEq/mL. The dose to be given would be ___ mL.
(record your answer using one decimal place)

A. 1.4

B. 1.5

C. 1.3

D. 1.6

CORRECT ANSWER: A. 1.4


RATIONALE
Weight in kg: 700 g ÷ 1000 = 0.7 kg. Dose = 1 mEq × 0.7 = 0.7 mEq. Volume = 0.7 ÷ 0.5 = 1.4
mL.



Question 3

The physician orders a medication to be given at 1 mg/kg/day. The patient weighs
265 lbs. The medication is available as 100 mg/mL. You should administer ___ mL of
the medication. (record your answer using one decimal place)

A. 1.2

B. 1.3

C. 1.1

D. 1.4

CORRECT ANSWER: A. 1.2


RATIONALE
Weight in kg: 265 ÷ 2.2 = 120.45 kg. Dose = 1 mg × 120.45 = 120.45 mg. Volume = 120.45 ÷
100 = 1.2 mL.

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