college algebra with applications for business and
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College Algebra
College Algebra
College Algebra
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,0.1 - Sets of Real Numbers
1. Complete the following sentence.
The symbol is read as
a. "is less than."
b. "is equal to."
c. “is less than or equal to.”
d. "is greater than or equal to."
e. "is greater than."
ANSWER: c
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
2. How many natural numbers are there between –16.5 and 12.5 on the number line?
a. 0
b. 13
c. 15
d. 12
e. 29
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
3. How many composite numbers are there from –13 to 19?
a. 16
b. 10
c. 19
d. 23
e. 0
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
4. How many prime numbers are there between –8 and 22 on the number line?
Copyright Cengage Learning. Powered by Cognero. Page 1
,0.1 - Sets of Real Numbers
a. 21
b. 0
c. 7
d. 29
e. 8
f. 22
ANSWER: e
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
5. How many even integers are there between –9.5 and 3.5 on the number line?
a. 6
b. 8
c. 7
d. 5
e. 9
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
6. How many odd integers are there between –6 and 8 on the number line?
a. 0
b. 7
c. 9
d. 8
e. 6
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
7. Write the inequality using interval notation.
x>4
Copyright Cengage Learning. Powered by Cognero. Page 2
, 0.1 - Sets of Real Numbers
a.
b.
c.
d.
e.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
8. Select the correct representation of the inequality in interval notation.
x≤7
a.
b.
c.
d.
e.
ANSWER: d
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
DATE CREATED: 12/28/2015 4:52 AM
DATE MODIFIED: 12/28/2015 4:52 AM
9. Identify the correct representation in interval notation of the following inequality.
a.
b.
c.
d.
e.
ANSWER: b
POINTS: 1
QUESTION TYPE: Multiple Choice
HAS VARIABLES: True
Copyright Cengage Learning. Powered by Cognero. Page 3
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