Download Quiz 1 - Rational and Irrational Numbers

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Quiz 1: Rational and Irrational Numbers (50 points)
For problems 1 – 9, circle the best answer. (4 points each)
1.
Which square root is an irrational number?
A. √10
C. −√4
2.
3.
4.
5.
B. −√9
D. √1
Which set shows three equivalent representations of the same number?
A.
B.
C.
D.
Between which two numbers is √2 ?
A. 1.0 and 1.5
C. 2 and 2.5
B. 1.5 and 2
D. 2.5 and 3
Which set contains only rational numbers?
A.
B.
C.
D.
Which fraction converts to a non-terminating decimal?
3
7
B.
7
A.
10,000
C.
1
2
D.
5
8
6.
The number -4 belongs to which set?
A. Rational Numbers
C. Rational and Integer
B. Integers
D. Rational, Integer, and Whole Numbers
7.
___________ can be expressed as fractions, decimals that terminate or repeat, or
integers.
B. Rational Numbers
A. Irrational Numbers
D. Natural Numbers
C. Integer
8.
Which number is a non-terminating/non-repeating decimal?
B. 9.089
A. 1.62626262…
3
D.
C. √5
2
9.
What is the smallest whole number?
A. -1
C. 0.5
B. 1
D. 0
SHORT ANSWER (14 points)
Give your answer in the space provided.
10. Classify the following numbers as rational or irrational using the chart below.
0.9
1
5
-6
Rational
√3
𝜋
-
1
9
.̅̅̅̅̅
63
0.12357…
Irrational
0