Deck 1: Arithmetic Needed for Dosage

Question 1

A patient/client was instructed to drink 25 oz of water within 2 hours but was only able to drink 15 oz. What portion of the water remained?

A) 2/5
B) 3/5
C) 2/25
D) 25/25

Answer 1

2/5

Question 2

A patient/client was prescribed 240 mL of Ensure by mouth as a supplement but consumed only 100 mL. What portion of the Ensure remained?

A) 5/12
B) 7/12
C) 100/240
D) 240/240

Answer 2

7/12

Question 3

A patient/client consumed 2 $1 / 4$ oz. of coffee, 2/3 oz. of ice cream, and 1 $1 / 2$ oz. of beef broth. What is the total number of ounces consumed that should be documented for the patient/client?

A) 3 3/4
B) 4 5/12
C) 4 2/3
D) 4 4/9

Answer 3

4 5/12

Question 4

A coffee cup holds 180 mL. The patient/client drank 2? cups of coffee. How many milliliters would the nurse document as consumed?

A) 360
B) 420
C) 510
D) 600

Question 5

A patient/client weighed 48.52 kg on admission and now weighs 50.4 kg. How many kilograms were gained since admission?

A) 0.78
B) 0.88
C) 1.88
D) 1.98

Question 6

A patient/client's sodium intake for one meal was 0.004 g and 0.152 g. How many grams, to the nearest hundredths, of sodium were consumed?

A) 0.15
B) 0.156
C) 0.16
D) 0.166

Question 7

A patient/client reports drinking 30% of a 16-oz bottle of orange juice. How many ounces did the patient/client drink?

A) 0.18
B) 3.2
C) 4.8
D) 5.3

Question 8

A patient/client reports drinking 45% of a 12-oz can of soda. How many ounces are documented?

A) 4.4
B) 5.7
C) 5.4
D) 4.7

Question 9

A patient/client is on a 1200 mL fluid restriction for 24 hours. At breakfast and lunch, the patient/client consumed 3/5 of the fluid allowance. How many milliliters were consumed?

A) 280
B) 360
C) 540
D) 720

Question 10

A patient/client is on a 1500 mL fluid restriction for 24 hours. At 3 pm, the client consumed 2/3 of the fluid allowance for 24 hours. What are the maximum milliliters of fluid remaining that the patient/client can consume during the evening shift?

A) 400
B) 450
C) 500
D) 550

Question 11

A patient/client drank 0.375 mL of a medication that was available as 0.75 mL. List the amount of medication consumed as a fraction of the whole.

A) 1/5
B) 1/4
C) 1/3
D) 1/2

Question 12

A laboratory report listed the following four results: bilirubin (0.2), creatinine (1.46), creatinine (0.09), and albumin (0.75). Identify the smallest amount.

A) 0.2
B) 1.46
C) 0.09
D) 0.75

Question 13

The laboratory report included these four numbers: 0.355, 0.3, 0.03, and 0.035. Which decimal is the largest?

A) 0.3
B) 0.03
C) 0.035
D) 0.355

Question 14

A patient/client's oral ibuprofen suspension dose contains 325 mg per teaspoon. A dose of 100 mg represents what percentage of this dosage?

A) 29.7
B) 30.8
C) 31.7
D) 32.8

Question 15

A patient/client's medication contains 650 mg per ounce. What percentage of this dosage does 375 mg represent?

A) 56.7
B) 57.7
C) 59.8
D) 60.6

Question 16

The physician prescribed 7.5 mg of a medication that is available in 5-mg tablets. How many tablets would the nurse administer?

A) $1 / 2$
B) 1
C) 1 $1 / 2$
D) 2

Question 17

The physician prescribed 5000 units of a medication that is available in 10,000 units per milliliter. How many milliliters would the nurse administer?

A) 0.5 mL
B) 1 mL
C) 1.5 mL
D) 2 mL

Question 18

The physician prescribed 20 mg of a medication that is available 10 mg per 15 milliliters. How many milliliters would the nurse administer?

A) 10
B) 15
C) 20
D) 30

Question 19

The physician prescribed 50 mg of a medication that is available as 80 mg per milliliter. How many milliliters would the nurse administer?

A) 0.16
B) 0.6
C) 1.6
D) 16

Question 20

The physician prescribed 0.25 g of a medication that is available in 0.5-g tablets. How many tablets would the nurse give?

A) $1 / 2$
B) 1
C) 1 $1 / 2$
D) 2

Question 21

A nurse measured the circumference of an edematous leg and documented "15.5 inches at mid-calf, left leg" on the client's electronic medical record. For comparison, she measured the right calf and documented "12 inches at mid-calf, right leg." The left calf is what percent larger than the right calf?

A) 20
B) 22
C) 23
D) 25

Question 22

The physician prescribed taking blood pressure assessments on a patient, lying and standing, every 4 hours, for 24 hours. Determine the percentage difference between the first two systolic readings (140 mm Hg lying and 125 mm Hg standing).

A) 7
B) 9
C) 11
D) 13

Question 23

A physician prescribed an IV solution, 500 mL of 0.9% NS with 25 g of an antibiotic, to run over 8 hours. What percent of the IV fluids would be given each hour?

A) 10
B) 12.5
C) 15
D) 18.5

Question 24

A physician prescribed 35 mg of a medication, IM, q4h, prn. The drug is available as 50 mg/mL. How many milliliters would the nurse give for each dose? If the patient/client received six doses over 24 hours, how many total milliliters would the nurse give?

A) 0.5; 3
B) 0.6; 3.6
C) 0.7; 4.2
D) 0.8; 4.8

Question 25

The physician ordered 20 mg of a drug by IV push, to be given over 5 minutes, q12h. The medication is available as 25 mg/5 mL. How many milliliters would the nurse give for each dose? How many milliliters of medication would be given over each minute?

A) 4; 0.8
B) 4; 1
C) 5; 0.8
D) 5; 1

Question 26

An elderly patient/client takes her morning medications with 4 ounces of Boost. The doctor wants her to increase her Boost intake by 50%. How many additional ounces would the patient/client take with her morning dose of medications? Use the decimal format to estimate the percent increase.

A) 1
B) 1 ½
C) 2
D) 2 ½

Question 27

The physician prescribed 60 mg of Klonopin (clonazepam) available as a 40 mg scored tablet. The patient/client was advised to take how many tablets for each dose? Use Proportion (Ratios and Fractions) to solve this problem.

A) ½
B) 1
C) 1 ½
D) 2

Question 28

A patient/client takes 0.125 mg of a medication, three times daily. How many milligrams would the patient/client take in four days?

A) 0.375
B) 0.75
C) 1.125
D) 1.5

Question 29

A patient/client in a nursing home is weighed weekly. Her initial weight on admission was 174 ½ pounds. After three weeks, she weighed 156 ¼ pounds. How many pounds did the patient/client lose in three weeks? Subtract the mixed numbers after determining the least common denominator (LCD).

A) 12 ½
B) 14 ¾
C) 16 ½
D) 18 ¼

Question 30

A diabetic patient/client was prescribed an 1800 calorie ADA diet. The patient/client can have 35% of her calories (630) in the form of carbohydrate (CHO). To maintain this same ratio, how many carbohydrate calories would she be allowed if the ADA diet was reduced to 1500 calories? Use a proportion (ratios) to solve the problem.

A) 525
B) 475
C) 425
D) 375