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Inv. 4 Review

Total questions: 30

Worksheet time: 36mins

Name
Class
Date
1.
Is √2 Irrational?
a)
Yes
b)
No
2.
6÷7
a)
Rational
b)
Irrational
3.
Which number is an irrational number?
a)
2.5
b)
5.72314.....
c)
-17
d)
1/2
4.
The square root of 57 is ...
a)
rational 
b)
irrational 
5.
Given the following radical, decide if it is rational or irrational:
√121
a)
Rational
b)
Irrational
6.
A whole number is which type of number?
a)
Rational 
b)
Irrational
7.
A fraction is which type of number?
a)
Rational
b)
Irrational
8.
Convert 3/4 to a decimal.
a)
.34
b)
.60
c)
.43
d)
.75
9.
4.032
a)
Rational 
b)
Irrational
10.

 π\pi  

a)

Rational

b)

Irrational

11.

 25 +4\sqrt{25\ }+4  

a)

Rational

b)

Irrational

12.

Is 1/12 a repeating or terminating decimal?

a)

Repeating

b)

Terminating

13.
a)

Repeating Decimal

b)

non-repeating & non-terminating

c)

Terminating Decimal

14.

Identify the repeating decimals.
I.  –0. 353‾\overline{353}  
II.  3.611
III   –1.35555...
IV.  2.15
V.  7.7770

a)

I and III

b)

I, III, V

c)

II

d)

I

15.

The decimal expansion of  25\frac{2}{5}   is

a)

.4 and it terminates

b)

.4 and it repeats

c)

2.5 and it terminates

d)

2.5 and it repeats

16.

Is the fraction 3/12 a repeating or terminating decimal?

a)

Repeating

b)

Terminating

17.

Is the fraction 2/12 a repeating or terminating decimal?

a)

Repeating

b)

Terminating

18.
a)
Repeating Decimal
b)
Non-Repeating Decimal
c)
Terminating Decimal
19.

Express 10.127777... using bar notation

a)
b)
c)
d)
20.

Express 0.0636363... using bar notation

a)
b)
c)
d)
21.
Which of the following is a terminating decimal?
a)
1/12
b)
3/2
c)
3/9
d)
2/3
22.
Which of the following is a repeating decimal?
a)
1/4
b)
1/11
c)
5/10
d)
8/5
23.

Which fraction has a repeating decimal?

a)

3/8

b)

1/15

c)

3/10

d)

4/5

24.

Which fraction has a terminating decimal?

a)

5/9

b)

1/9

c)

6/8

d)

5/3

25.

NO CALCULATOR:

What is the best estimate for the √63?

a)

7.1

b)

7.3

c)

7.5

d)

7.9

26.

NO CALCULATOR: Estimate √5 to the nearest tenth:

a)

2.2

b)

2.9

c)

4.1

d)

3.2

27.

NO CALCULATOR: Estimate  12\sqrt{12}  to the nearest tenth.

a)

3.1

b)

3.4

c)

3.6

d)

3.9

28.

NO CALCULATOR: Estimate the cubed root of 60 to the nearest tenth

a)

3.1

b)

3.5

c)

3.8

d)

4.1

29.

Level 4 Question:

Order from least to greatest.

a)

√45, 9, 6, √63

b)

6, √45, √63, 9

c)

6, √45, 9, √63

d)

√45, √63, 6, 9

30.

NO CALCULATOR: Estimate the cubed root of -30 to the nearest tenth

a)

3.2

b)

3.9

c)

-3.2

d)

-3.9

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