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Squares ans Square Roots, and Cubes and Cube Roots

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

The square root of 1024 ends with ____

a)

2

b)

3

c)

4

d)

9

2.

What is the square root of 1225

a)

55

b)

45

c)

65

d)

35

3.

Numbers ending in the following are definitely not perfect squares

a)

2

b)

9

c)

8

d)

6

4.

in the sports ground, the number of chairs in columns is equal to that in rows. if the total number of chairs are 5625, then how many chairs are there in each column?

a)

65

b)

75

c)

55

d)

85

5.

Find the cube root of 8000 by prime factorisation

a)

15

b)

10

c)

30

d)

20

6.
The square root of 256 is...
a)
15
b)
18
c)
13
d)
16
7.

Find the cube of 2/5

a)

6/200

b)

8/128

c)

8/125

d)

5/135

8.

Find the cube root of 19683

a)

25

b)

23

c)

27

d)

30

9.

125=

a)

525^2

b)

5×5×55\times5\times5

c)

25 ×\times 5

d)

5+5

10.

Find the cube of 30

a)

2700

b)

9000

c)

900

d)

27000