Fundamentals of Pharmaceutical Calculations (Part 1) Fraction, Decimal, Fractions and Percentage

Question 1

the science of measurement, embracing both experimental and theoretical determinations at any level of uncertainty in any field of science and technology.

(International Bureau of Weights and Measures, BIPM 2004).

Answer 1

Metrology

Question 2

area of study that applies to basic principles of

mathematics to the preparation and efficacious use of pharmaceutical preparations.

Answer 2

Pharmaceutical calculations

Question 3

What are: The Units of Measurement

Answer 3

1. International Systems of Units (SI)
2. Avoirdupois System
3. Apothecaries’ System of Measurement

Question 4

is referred to as the metric system

Answer 4

International Systems of Units (SI)

Question 5

is the common system of commerce

Answer 5

Avoirdupois System

Question 6

is the traditional system pharmaceutical

measurement

Answer 6

Apothecaries’ System of Measurement

Question 7

is the official system for weights and measures in the

United States Pharmacopeia-National Formulary.

Answer 7

International System of Units (SI)

Question 8

Apothecaries’ Fluid Measure:

fluidrachm or fluidram (ʒ) -> minims

Answer 8

60 minims

Question 9

Apothecaries’ Fluid Measure:

fluidounce (fl oz) -> fluidrachms

Answer 9

8 fluidrachm (or 480 minims)

Question 10

Apothecaries’ Fluid Measure:

fluidounce (fl oz) -> minims

Answer 10

480 minims

Question 11

Apothecaries’ Fluid Measure:

pint (pt) -> fluidounces

Answer 11

16 fluidounces

Question 12

Apothecaries’ Fluid Measure:

quart (qt) -> pints

Answer 12

2 pints (32 fluidounces)

Question 13

Apothecaries’ Fluid Measure:

quart (qt) -> fluidounces

Answer 13

32 fluidounces

Question 14

Apothecaries’ Fluid Measure:

gallon (gal) -> quarts

Answer 14

4 quarts (8 pints)

Question 15

Apothecaries’ Fluid Measure:

gallon (gal) -> pints

Answer 15

8 pints

Question 16

Apothecaries’ Measure of Weight:

scruple -> grains

Answer 16

20 grains (gr)

Question 17

Apothecaries’ Measure of Weight:

drachm or dram (ʒ) -> scruples

Answer 17

3 scruples (60 grains)

Question 18

Apothecaries’ Measure of Weight:

drachm or dram (ʒ) -> grains

Answer 18

60 grains

Question 19

Apothecaries’ Measure of Weight:

ounce -> drachms

Answer 19

8 drachms (480 grains)

Question 20

Apothecaries’ Measure of Weight:

ounce -> grains

Answer 20

480 grains

Question 21

Apothecaries’ Measure of Weight:

pound (lb) -> ounces

Answer 21

12 ounces (5760 grains)

Question 22

Apothecaries’ Measure of Weight:

pound (lb) -> grains

Answer 22

5760 grains

Question 23

Avoidupois Measure of Weight:

ounce (oz) -> grain

Answer 23

437.5 grains

Question 24

Avoidupois Measure of Weight:

pound (lb) -> ounces

Answer 24

16 ounces (7000 grains)

Question 25

Avoidupois Measure of Weight: | pound (lb) -> grains

Answer 25

7000 grains

Question 26

41/7 can be converted to which whole and mixed number

Answer 26

The correct answer is: 5 6/7

Question 27

Select the improper fraction equivalent for 3 5/6:

Answer 27

The correct answer is: 23/6

Question 28

7/8 and 3/5 have lowest common denominator

Answer 28

The correct answer is: 40

Question 29

5 1/8 + 1 1/4 + 4 1/2 =

Answer 29

The correct answer is: 3 2/8

Question 30

5/6 x 2/8 =

Answer 30

The correct answer is: 5/24

Question 31

Divide and reduce to lowest term 1/6 / 1/2

Answer 31

The correct answer is: 1/3

Question 32

Divide and reduce to lowest term 5/6 / 1/3

Answer 32

The correct answer is: 2 1/2

Question 33

Two and seventeen thousandths can be written in decimal form as:

Answer 33

The correct answer is: 2.017

Question 34

0.41 - 0.2538 =

Answer 34

The correct answer is: 0.1562

Question 35

Round 58.007 to the nearest tenth:

Answer 35

The correct answer is: 58

Question 36

Change to whole or mixed number | 48/7

Answer 36

The correct answer is: 6 6/7

Question 37

Change to improper fraction (lowest term) | 13 3/5

Answer 37

The correct answer is: 5 2/3

Question 38

Find the lowest common denominator in this pair of fractions | 17/20 and 4/5

Answer 38

The correct answer is: 20

Question 39

Add: | 1/18 + 1/4 + 2/9 =

Answer 39

The correct answer is: 19/36

Question 40

Reduce this fraction to the lowest terms: | 9/27

Answer 40

The correct answer is: 1/3

Question 41

Write the following as decimal: | Thirty six hundredths

Answer 41

The correct answer is: 0.36

Question 42

Change the following decimal to fraction (lowest term): | 0.285

Answer 42

The correct answer is: 57/200

Question 43

Write as decimal: | Two and seventeen thousandths

Answer 43

The correct answer is: 2.017

Question 44

Divide | 3/4 / 1/8

Answer 44

The correct answer is: 24/4

Question 45

Multiply | 1/5 x 1/3 =

Answer 45

The correct answer is: 1/15