Pharmacy Technicians A Worktext, 3rd Edition
Jahangir Moini
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, Pharmaceutical Calculations for Pharmacy Technicians: A Worktext, 3rd Edition
Chapter 1 – Fundamentals of Math
1. Which of the following Roman numerals is equivalent to the Arabic number 17?
A. XV
B. XVII
C. XXII
D. XXIV
ANSWER: B
POINTS: 1
LEARNING OBJECTIVE: 1. Convert Arabic numbers into Roman numerals, and
Roman numerals into Arabic numbers.
BLOOM’S LEVEL: Apply
FEEDBACK: The Roman numeral XVII is equivalent to the Arabic number 17 (X
+ V + II = 10 + 5 + 2).
2. Which of the following Arabic numbers is equivalent to the Roman numeral
XXX?
A. 10
B. 20
C. 25
D. 30
ANSWER: D
POINTS: 1
LEARNING OBJECTIVE: 1. Convert Arabic numbers into Roman numerals, and
Roman numerals into Arabic numbers.
BLOOM’S LEVEL: Apply
FEEDBACK: The Arabic number 30 is equivalent to the Roman numeral XXX
(X + X + X = 10 + 10 + 10).
3. How many cups are equivalent to 1 pint?
A. 2
B. 4
C. 6
D. 8
ANSWER: A
POINTS: 1
LEARNING OBJECTIVE: 3. List the basic units of weight, volume, and length.
BLOOM’S LEVEL: Remember
, FEEDBACK: 2 cups is equivalent to 1 pint.
4. What would be the metric equivalent of a weight of 35 pounds?
A. 91.5 kg
B. 59.1 kg
C. 19.5 kg
D. 15.9 kg
ANSWER: D
POINTS: 2
LEARNING OBJECTIVE: 10. Convert between household and metric
measurements.
BLOOM’S LEVEL: Apply
FEEDBACK: The metric equivalent of 35 pounds would be 15.9 kg. Divide 35
pounds by 2.2 = 15.9 kg.
5. Which of the following is the correct Arabic number that corresponds to VIII
being subtracted from XXVI (or XXVI – VIII)?
A. 8
B. 12
C. 18
D. 20
ANSWER: C
POINTS: 2
LEARNING OBJECTIVE: 2. Perform basic computations including addition,
subtraction, multiplication, and division using Roman numerals and Arabic
numbers.
BLOOM’S LEVEL: Apply
FEEDBACK: The Arabic number 18 corresponds to VIII (8) being subtracted
from XXVI (26); (26 – 8 = 18).
6. Which of the following Roman numerals is equivalent to the Arabic number 205?
A. CD
B. CCV
C. XXV
D. CXX
ANSWER: B
POINTS: 2
LEARNING OBJECTIVE: 1. Convert Arabic numbers into Roman numerals, and
Roman numerals into Arabic numbers.
BLOOM’S LEVEL: Apply
, FEEDBACK: The Roman numeral CCV is equivalent to the Arabic number 205
(C + C + V = 100 + 100 + 5).
7. How many millimeters are equivalent to 5 meters?
A. 500
B. 1000
C. 2500
D. 5000
ANSWER: D
POINTS: 1
LEARNING OBJECTIVE: 5. Calculate equivalent measurements within the
metric system.
BLOOM’S LEVEL: Apply
FEEDBACK: 5000 millimeters is equivalent to 5 meters. There are 1000
millimeters in every meter.
8. One gram is equivalent to how many micrograms (mcg)?
A. 100 mcg
B. 1000 mcg
C. 10,000 mcg
D. 1,000,000 mcg
ANSWER: D
POINTS: 1
LEARNING OBJECTIVE: 5. Calculate equivalent measurements within the
metric system.
BLOOM’S LEVEL: Apply
FEEDBACK: One gram is equivalent to 1,000,000 micrograms.
9. 1850 cc is equivalent to how many liters?
A. 85
B. 8.5
C. 18.5
D. 1.85
ANSWER: D
POINTS: 2
LEARNING OBJECTIVE: 5. Calculate equivalent measurements within the
metric system.
BLOOM’S LEVEL: Apply
FEEDBACK: 1850 cubic centimeters is equivalent to 1.85 liters. There are 1000
cc in one liter.
,10. The symbol means:
A. microgram
B. dram
C. grain
D. minim
ANSWER: D
POINTS: 1
LEARNING OBJECTIVE: 8. Interpret symbols from different systems that are
used in pharmacy.
BLOOM’S LEVEL: Understand
FEEDBACK: The symbol means “minim,” which is one sixtieth of a fluid
dram, or about one drop of liquid.
11. Two teaspoons are equivalent to how many drops?
A. 30
B. 60
C. 120
D. 240
ANSWER: C
POINTS: 2
LEARNING OBJECTIVE: 9. Convert equivalent household measurements.
BLOOM’S LEVEL: Apply
FEEDBACK: Two teaspoons is equivalent to 120 drops.
12. One cup is equivalent to how many ounces?
A. 2
B. 4
C. 8
D. 12
ANSWER: C
POINTS: 1
LEARNING OBJECTIVE: 9. Convert equivalent household measurements.
BLOOM’S LEVEL: Apply
FEEDBACK: One cup is equivalent to 8 ounces.
13. What would be the household equivalent of a weight of 69 kilograms?
A. 152.1 lb
B. 119.2 lb
C. 51.2 lb
, D. 25.1 lb
ANSWER: A
POINTS: 1
LEARNING OBJECTIVE: 10. Convert between household and metric
measurements.
BLOOM’S LEVEL: Apply
FEEDBACK: The household equivalent of 69 kilograms is 152.1 lb. To convert,
multiply 69 × 2.2 = 152.1.
14. If 60 units of heparin were ordered to start an IV drip, how many milliunits
was/were ordered?
A. 6 milliunits
B. 0.6 milliunits
C. 0.06 milliunits
D. 0.006 milliunits
ANSWER: C
POINTS: 2
LEARNING OBJECTIVE: 11. Calculate measurements in milliequivalents and
units.
BLOOM’S LEVEL: Apply
FEEDBACK: If 60 units of heparin were ordered to start an IV drip, 0.06 milliunit
was ordered. There are 1000 milliunits per unit.
15. How many minims are equivalent to 160 drops?
A. 60
B. 80
C. 120
D. 160
ANSWER: D
POINTS: 2
LEARNING OBJECTIVE: 6. Compare apothecary and household equivalents.
BLOOM’S LEVEL: Apply
FEEDBACK: 160 minims is equivalent to 160 drops. This is an approximate
amount only, since one minim actually is equivalent to 1.23223 drops.
16. How many tbsp are equivalent to 6 ounces?
A. 1
B. 3
C. 4
D. 6
, ANSWER: B
POINTS: 2
LEARNING OBJECTIVE: 9. Convert equivalent household measurements.
BLOOM’S LEVEL: Apply
FEEDBACK: 3 tablespoons is equivalent to 6 ounces. One tablespoon is
equivalent to 0.5 ounces. (6 × 0.5 = 3)
17. Which of the following is the apothecary symbol for 3 grains?
A. ½ gr
B. 2/3 gr
C. gr iii
D. gr iiii
ANSWER: C
POINTS: 1
LEARNING OBJECTIVE: 7. Write measurements using apothecary symbols.
BLOOM’S LEVEL: Understand
FEEDBACK: The apothecary symbol for 3 grains is gr iii. One grain is equivalent,
in weight, to 0.065 gram.
18. How many cups are equivalent to 2 qt?
A. 2
B. 4
C. 6
D. 8
ANSWER: D
POINTS: 1
LEARNING OBJECTIVE: 9. Convert equivalent household measurements.
BLOOM’S LEVEL: Apply
FEEDBACK: 8 cups is equivalent to 2 quarts. There are 4 cups in one quart.
19. The symbol means:
A. ounce
B. grain
C. dram
D. minim
ANSWER: A
POINTS: 2
, LEARNING OBJECTIVE: 8. Interpret symbols from different systems that are
used in pharmacy.
BLOOM’S LEVEL: Understand
FEEDBACK: The symbol means “ounce.” The avoirdupois ounce (exactly
28.349523125 grams) is 1/16 of an avoirdupois pound.
20. Which of the following is the basic unit of weight in the apothecary system?
A. Gram
B. Grain
C. Milligram
D. Microgram
ANSWER: B
POINTS: 1
LEARNING OBJECTIVE: 3. List the basic units of weight, volume, and length.
BLOOM’S LEVEL: Remember
FEEDBACK: The grain is the basic unit of weight in the apothecary system. One
grain is equal to exactly 64.79891 milligrams.
21. How many mg are equivalent to 5500 mcg?
A. 0.5
B. 0.05
C. 0.15
D. 5.5
ANSWER: D
POINTS: 2
LEARNING OBJECTIVE: 5. Calculate equivalent measurements within the
metric system.
BLOOM’S LEVEL: Apply
FEEDBACK: 5.5 milligrams is equivalent to 5500 micrograms. There are 1000
micrograms per milligram.
22. Which of the following is the abbreviation for centimeter?
A. cc
B. mL
C. mm
D. cm
ANSWER: D
POINTS: 1
LEARNING OBJECTIVE: 4. Demonstrate how to write abbreviations and use
notation rules for metric, apothecary, and household units.
, BLOOM’S LEVEL: Apply
FEEDBACK: The abbreviation for centimeter is cm.
23. What is ʒ ii equivalent to in grains?
A. 30 grains
B. 60 grains
C. 120 grains
D. 160 grains
ANSWER: C
POINTS: 2
LEARNING OBJECTIVE: 6. Compare apothecary and household equivalents.
BLOOM’S LEVEL: Apply
FEEDBACK: ʒ ii means 2 drams. One dram is equivalent to 60 grains, so 2 drams
= 120 grains.
24. How many mg are equivalent to 3200 mcg?
A. 0.63
B. 1.2
C. 2.2
D. 3.2
ANSWER: D
POINTS: 2
LEARNING OBJECTIVE: 5. Calculate equivalent measurements within the
metric system.
BLOOM’S LEVEL: Apply
FEEDBACK: 3.2 milligrams is equivalent to 3200 micrograms. There are 1000
micrograms per milligram.
25. What volume (in milliliters) of a 30 mEq per 15 mL potassium chloride stock drug
is needed to prepare an order for potassium 20 mEq/15 mL.
A. 13.6 mL
B. 16.2 mL
C. 18.5 mL
D. 22.5 mL
ANSWER: D
POINTS: 2
LEARNING OBJECTIVE: 11. Calculate measurements in milliequivalents and
units.
BLOOM’S LEVEL: Apply