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Squares and Square Roots Quiz

Total questions: 25

Worksheet time: 50mins

Name
Class
Date
1.

Which of the following is a perfect square?

a)

39

b)

120

c)

56

d)

81

2.
Which of the following is NOT a perfect square?
a)
1
b)
4
c)
100
d)
8
3.
Which statement is true?
a)
√25 = 52
b)
16 = √4
c)
√400 = 20
d)
122 = √144
4.
192
a)
300
b)
900
c)
361
d)
481
5.

Between which two whole numbers is  31\sqrt{31}  ?

a)

31 and 32

b)

5 and 6

c)

4 and 5

d)

6 and 7

6.
The √40 is between which two integers?
a)
7 & 8
b)
6 & 7
c)
5 & 6
d)
4 & 5
7.
Which statement best describes √50
a)
Exactly 7
b)
Exactly 25
c)
Between 7 and 8
d)
Between 24 and 26
8.

12) Which pair of numbers are both between 6 and 7?

a)
b)
c)
d)
9.

11) Which is true?

a)
b)
c)
d)
10.

Which has a value between -2 and -3?

a)

negative square root of 27

b)

negative square root of 5

c)

negative square root of 2

d)

negative square root of 33

11.
The area of a square is 117 square meters. Which best represents the length of a side of the square? 
a)
10.8 m
b)
11 m
c)
10 m
d)
11.2 m
12.
Which contains a list of perfect squares?
a)
20, 24, 36, 48
b)
25, 36, 49, 64
c)
34, 48, 64, 81
d)
36, 49, 62, 84
13.

Which of the following is TRUE? (Choose 2)

a)

1 is the number of perfect square

b)

32=63^2=6

c)

92=9\sqrt{9^2}=9

d)

Square root of 4 is 16

14.
a)
√32, √324, √101, √44
b)
√64, √121, √324, √361
c)
√64, √324, √361, √44
d)
√32, √44, √101, √64
15.
Which number is closest to the approximate value of √380?
a)
18.5
b)
19
c)
19.5
d)
20
16.

The value of √18.49 + √0.1849 + √0.001849 + √1849 is

a)

47.673

b)

46.673

c)

47.773

d)

46.773

17.

Which of the following is not a Pythagorean triplet ?

a)

(6,8,10)

b)

(2,3,5)

c)

(8,15,17)

d)

(10,24,26)

18.

Find the value of √9216 , and then find the value of √92.16 + √0.9216 + √0.009216

a)

10.666

b)

10.566

c)

10.665

d)

10.656

19.

Find the square root of 15.25 up to two decimal places.

a)

3.90

b)

3.89

c)

3.91

d)

3.92

20.

The area of a square field is 60025 m2. A man cycles along its boundary at 18 km/hr. How much time will he take to reach the starting point?

a)

195 seconds

b)

3 minute 18 seconds

c)

197 seconds

d)

3 minute 16 seconds

21.

Find the smallest whole number by which it should be multiplied to 2028 to get a perfect square number.

a)

2

b)

3

c)

5

d)

7

22.

Find the smallest whole number by which it should be divided to 2645 so as to get a perfect square.

a)

2

b)

3

c)

5

d)

7

23.

Find the smallest square number which is divisible by each of the numbers 6, 9 and 15.

a)

900

b)

450

c)

600

d)

1200

24.

Find the least number which must be subtracted from 3250 so as to get a perfect square.

a)

1

b)

2

c)

3

d)

4

25.

Find the least number which must be added to 6412 so as to get a perfect square.

a)

148

b)

149

c)

312

d)

200