PHARM CH.3 Questions

What is the quotient of 26.4 / 16.22 rounded to the tenth place? a) 0.163 b) 1.628 c) 16.280 d) 162.800

1.6 *textbook doesn't have correct answer lol*

You are ordered to give a patient with an allergic reaction 60 mg of diphenhydramine (Benadryl) by IM injection. The vial contains 10 mL of diphenhydramine solution with a concentration of 25 mg/ml. Exactly how many milliliters of diphenhydramine should you give to this patient?

2.4 mL

Which number expresses the fraction 5/8 as a decimal? a) 0.625 b) 40.05 c) 1.6 d) 0.2

a) 0.625

What is 3/4 converted into a decimal and a percent? a) 0.75, 75% b) 0.34, 34& c) 7.5, 7.5% d) 3.4, 3.4%

a) 0.75, 75%

What fraction represents the highest dose? a) 1/2 b) 1/4 c) 1/8 d) 3/8

a) 1/2

The instructor is showing a student how to reduce fractions. What fractions are already reduced to their lowest common denominators? (select all that apply) a) 1/3 b) 2/4 c) 3/4 d) 11/12 e) 9/15

a) 1/3 c) 3/4 d) 11/12

What fraction represents the whole number 16? a) 16/1 b) 16/16 c) 1/16 d) 16/2

a) 16/1

What is the sum of the fractions 3/4, 1/4, and 3/5? a) 32/20 or 1 3/5 b) 35/20 or 1 3/4 c) 64/40 or 1 3/5 d) 70/40 or 1 3/4

a) 32/20 or 1 3/5 or c) 64/40 or 1 3/5 *same thing*

What fraction accurately represents 4 1/2? a) 9/2 b) 5/16 c) 16/5 d) 8/1

a) 9/2

What is the lowest common denominator of 1/2, 1/2, 1/4, and 1/6? a) 1 b) 2 c) 6 d) 12

d) 12

A patient is ordered 1000 mg of penicillin orally. Available are 250-mg tablets. How many tablets should you give to the patient? a) 1/4 of a tablet b) 1/2 of a tablet c) 2 tablets d) 4 tablets

d) 4 tablets

In the formula X=100/25, which element of the formula represent the denominator? a) X b) = c) the top number d) the bottom number

d) the bottom number

The staff nurse tells the student what principles are important to remember when documenting decimals? (select all that apply) a) place a zero before the decimal point for any number less than zero b) place a zero after the number at the end of the decimal point c) decimal places to the right of the decimal point indicate whole numbers d) decimal places to the right of the decimal point indicate multiples of 10 e) moving the decimal point two places to the right converts it to a percentage

a) place a zero before the decimal point for any number less than zero d) decimal places to the right of the decimal point indicate multiples of 10 e) moving the decimal point two places to the right converts it to a percentage

What is the reduced sum of the fractions 1/4 + 1/2 + 3/4? a) 5/10 b) 1 1/2 c) 6/4 d) 1/2

b) 1 1/2

What is the reduced product for the fractions 1/4 x 2/3? a) 2/12 b) 1/6 c) 11/12 d) 2

b) 1/6

A student spends 25% of a 40-hour clinical week in the newborn nursery. How many hours are spent in the newborn nursery? a) 25 b) 10 c) 15 d) 30

b) 10

What fraction is reduced to its lowest term? a) 5/25 b) 17/29 c) 2/8 d) 12/16

b) 17/29

The nurse knows that if a 1 L intravenous (IV) bag has 40 mEq KCL in it, then how many milliequivalents does a 500 mL bag have? a) 12.5 b) 20 c) 40 d) 80

b) 20

Amoxicillin 125 mg is ordered for a patient. The bottle says that 250 mg is in 10 mL. How many milliliters does the nurse give? a) 1 b) 5 c) 10 d) 20

b) 5

How much is 18% of 52? a) 2.889 b) 9.36 c) 288.89 d) 936

b) 9.36

What does the number 2 represent in the fraction 1/2? a) decimal b) denominator c) numerator d) percentage

b) denominator

Which response expresses the relationship "50 mL of morphine contains 500 mg of morphine" as a proportion? a) 1 mL of morphine contains 5 mg of morphine b) 5 mL of morphine contains 50 mg of morphine c) 10 mL of morphine contains 50 mg of morphine d) 15 mL of morphine contains 150 mg of morphine

c) 10 mL of morphine contains 50 mg of morphine

In the equation 75.5 / 125.5 = 0.6016, which element is the divisor? a) 0.6016 b) 75.5 c) 125.5 d) /

c) 125.5

Ibuprofen (Motrin) 400 mg is ordered for a patient. The pharmacy sends 200 mg tablets. What is the correct number of tablets the nurse gives to the patient? a) one half b) 1 c) 2 d) 4

c) 2

What is the quotient of 1/3 divided by 1/2? a) 1/6 b) 1/3 c) 2/3 d) 6/1

c) 2/3

What is the lowest common denominator for this series of fractions: 3/4, 1/4, 3/5? a) 12 b) 15 c) 20 d) 30

c) 20

The nurse needs to give 1 1/2 pills to a patient in order to give the correct dose. But only half tablets remain in the drawer. How many halves does the nurse give to the patient? a) 1 b) 2 c) 3 d) 4

c) 3

Which fraction represents an improper fraction? a) 2/3 b) 4/6 c) 3/2 d) 1 1/3

c) 3/2

The drug and dose prescribed are prednisone 20 mg. The dose of the drug on hand is prednisone 3-mg tablets. What is the relationship between the dose prescribed and the dose on hand? a) there is no relationship b) dose on hand is greater than dose prescribed c) dose prescribed is greater than dose on hand d) dose on hand is proportional to dose prescribed

c) dose prescribed is greater than dose on hand

The nurse is administering medications. What types of medications can typically be divided? (select all that apply) a) capsules b) enteric-coated tablets c) liquids d) sustained-release tablets e) scored tablets

c) liquids e) scored tablets

Why is 165/33 an "improper" fraction? a) the answer is an odd number b) neither number can be divided evenly by 2 c) the numerator is greater than the denominator d) the denominator is greater than the numerator

c) the numerator is greater than the denominator