Contemporary Mathematics for Business and Consumers, 7th Edition solutions manual and test bank by Robert Brechner | George Bergeman

Contemporary Mathematics for Business and Consumers, 7th Edition solutions manual and test bank by  Robert Brechner | George Bergeman 

1. A mathematical way of expressing a part of a whole thing is called a(n) .

ANSWER: fraction

2. The number on the bottom of the division line of a fraction is called the .

ANSWER: denominator

3. A fraction in which the numerator is smaller than the denominator is called a(n) .

ANSWER: common fraction

proper fraction

4. The number on the top of the division line of a fraction is called the .

ANSWER: numerator

5. A(n) combines a whole number with a proper fraction.

ANSWER: mixed number

6. The least common denominator is the , and therefore most efficient, common denominator in addition or subtraction of fractions.

ANSWER: smallest

7. A whole number divisible only by itself and l is called a(n) .

ANSWER: prime number

8. Proper fractions that have the same denominator in addition or subtraction are called fractions.

ANSWER: like

9. Inverted numbers are known as of each other.

ANSWER: reciprocals

10. In division of fractions, the is inverted.

ANSWER: divisor

11. A useful shortcut which simplifies the multiplication of fractions is called .

ANSWER: cancellation

12. Identify the type of fraction and write it in word form:

a. proper fraction, ten-thirds

b. improper fraction, ten-thirds

c. improper fraction, ten-threes

d. proper fraction, ten-threes

ANSWER: b

13. Identify the type of fraction and write it in word form:

a. proper fraction, twenty-four and nineteen-twentieths

b. improper fraction, twenty-four and nineteen-twentieths

c. mixed number, twenty-four and nineteen-twentieths

d. mixed number, twenty-four and nineteen-twenties

ANSWER: c

14. Identify the type of fraction and write it in word form:

a. proper fraction; seven-thirtieths

b. mixed number; seven-thirtieths

c. improper fraction; seven-thirtieths

d. proper fraction; seven thirty

ANSWER: a

15. Identify the type of fraction and write it in word form:

a. improper fraction; forty-three ten

b. proper fraction; forty-three-tenths

c. improper fraction; forty-three-tenths

d. mixed number; forty-three-tenths

ANSWER: c

16. Convert the following improper fraction to a whole number or a mixed number:

a. 8

b.

c.

d.

ANSWER: b

17. Convert the following improper fraction to a whole number or a mixed number:

a.

b. 77

c. 100

d. 10

ANSWER: d

18. Convert the following improper fraction to a whole number or a mixed number:

a.

b. 6.83

c.

d. 7

ANSWER: a

19. Convert the following mixed number to an improper fraction:

a.
b.
c.
d.

ANSWER: c

20. Convert the following mixed number to an improper fraction:

a.
b.
c.
d.

ANSWER: b

21. Convert the following mixed number to an improper fraction:

a.
b.
c.
d.

ANSWER: d

22. Convert the fraction to higher terms. Enter the value of the missing denominator:

a. 21

b. 28

c. 42

d. 78

ANSWER: a

23. Reduce the fraction to lowest terms:

a.
b.
c.
d.

ANSWER: b

24. Reduce the following fraction to lowest terms:

a.
b.
c.
d.

ANSWER: d

25. Convert the following improper fraction to a whole number or a mixed number:

a.	13
b.
c.
d.

ANSWER: a

26. Convert the fraction to higher terms. Enter the value of the missing numerator:

a. 6

b. 15

c. 30

d. 11

ANSWER: c

27. Convert the fraction to higher terms. Enter the value of the missing numerator:

a. 9

b. 3

c. 18

d. 27

ANSWER: c

28. Convert the fraction to higher terms. Enter the value of the missing numerator:

a. 14

b. 21

c. 42

d. 84

ANSWER: b

29. Find the least common denominator of the fractions:

a. 32,256

b. 1,008

c. 18

d. 288

ANSWER: b