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Algebra 1
Name: ___________________________
Period: ___________________________
Worksheet 9.2
16.
{x integers: -5 < x < 5}
17.
Which of the following is a finite
set of numbers?
For problems 1-16 classify each set as
infinite or finite.
1.
{1, 2, 3}
2.
{-20, -10, 0, 10, 20}
3.
{days of the year it rains}
A. {x real numbers: 0 < x < 5}
B. {x natural numbers: x > 1}
C. {x rational numbers: 0 < x < 1}
D. {x integers: 0 < x < 10}
4.
{-6, -5, -4, -3, …}
18.
5.
{…, -3, -2, -1, 0}
Which of the following is an infinite
set of numbers?
A. {x whole numbers: 0 < x < 10}
6.
B. {x natural numbers: 0 < x < 10}
{2, 4, 6, 8, 10}
C. {x irrational numbers: 0 < x < 10}
D. {x integers: 0 < x < 10}
7.
{Natural numbers less than 8}
8
{Integers between -3 and 3}
9.
{Real numbers between 0 and 1}
10.
{Whole numbers greater than 0}
19.
Which of the following is a finite
set of numbers?
A. {whole numbers > 10}
B. {natural numbers: x – 5 = 12}
C. {Integers: x < 20}
11.
{Rational numbers less than -2}
12.
{A solution to x + 7 = 13}
D. {-1 < real numbers < 1}
20.
13.
{x whole numbers: x < 5}
Which of the following is an
infinite set of numbers?
A. {5 < integers < 10}
14.
{x real numbers: 0 < x < 2}
B. {5 < whole numbers < 10}
C. {5 < irrational numbers<10}
15.
{x natural numbers: x > 7}
Edited 12/2009
D. {5 < natural numbers < 10}
Page 1 of 2
Printed 1/24/2013
Algebra 1
21.
Name: ___________________________
Period: ___________________________
Which of the following is a finite
set of numbers?
A. {whole numbers less than 12}
B. {integers less than 9}
C. {odd numbers}
D. {natural numbers}
Given the number, determine the best answer:
22. The number 0
25.
a. Natural, whole, integer,
The number 5/8
a. Natural and real
rational and real
b. Whole, integer, rational
b. Whole, integer and natural
and real
c. Whole and irrational
c. Rational and real
d. Whole, integer, rational, real
d. Irrational and real
23. The number -6/3
26.
The number
3
a. Irrational and real
a. Rational and real
b. Natural, whole, integer and real
b. Natural and irrational
c. Rational and real
c. Whole, integer and real
d. Rational, integer and real
d. Irrational and real
24. The number -4.7
27.
The number 8.77877887778
a. Rational and real
a. Rational and real
b. Irrational and real
b. Rational and irrational
c. Integer, rational and real
c. Irrational and real
d. Integer and real
d. Whole and irrational
Edited 12/2009
Page 2 of 2
Printed 1/24/2013