Free Printable Monthly test for Grade 8

1.

A number whose decimal represenatation is non-terminating and recurring is called

a)

an rational

b)

irrational

c)

real number

d)

none

2.

If length of a square is 0.9 m then its area is

a)

$8.1\ m^2$

b)

$0.81\ m^2$

c)

$0.081\ m^2$

d)

none

3.

Find the square root of 5184

a)

62

b)

72

c)

52

d)

none

4.

$\sqrt{19}$ is__________number

a)

an rational

b)

an irrational

c)

real

d)

none

5.

The area of square field is 15129 sq.metre.Find the length of the side of square

a)

133

b)

123

c)

113

d)

none

6.

Find the cube of 0.6

a)

2.16

b)

0.216

c)

21.6

d)

none

7.

The product of a number by itself is known as ____________

a)

square root

b)

square

c)

cube

d)

none

8.

$QUQ'=$

a)

$Q$

b)

$Q'$

c)

$R$

d)

none

9.

$\sqrt{\frac{a}{b\ }}=?$

a)

$\frac{a}{b}$

b)

$\sqrt{\frac{b}{a}}$

c)

$\frac{\sqrt{a}}{b}$

d)

none

10.

which of the following is not true about $\sqrt{36}$ ?

a)

irrational

b)

rational

c)

natural

d)

none

11.

If we cannot find the number whose square is x,then $\sqrt{x}$ is _______________number

a)

an rational

b)

an irrational

c)

real

d)

none

12.

The square root of decimal 10.24

a)

3.2

b)

0.32

c)

32

d)

0.032

13.

The number which is written in the form $\frac{p}{q}$ where p,q $\epsilon$ z and $q\ne0$ is called________number

a)

rational

b)

irrational

c)

natural

d)

none

14.

The cube root of 3375

a)

25

b)

15

c)

35

d)

none

15.

cube of an odd number is_______________

a)

even

b)

odd

c)

both even and odd

d)

none

16.

The area of a circular region is 616 sq.decimetret.Find its radius ( $\pi=\frac{22}{7}$ )

a)

14 dm

b)

16 dm

c)

26 dm

d)

none

17.

The cube root of $\frac{27}{216}$ is

a)

$\frac{1}{6}$

b)

$\frac{1}{2}$

c)

$\frac{9}{14}$

d)

none

18.

common fraction $\frac{9}{4}$ to decimal is____________

a)

2.26

b)

2.25

c)

2.24

d)

none

19.

How many types of an rational number

a)

3

b)

2

c)

1

d)

none

20.

How many methods to find a square root

a)

3

b)

4

c)

2

d)

none

Monthly test for Grade 8

Total questions: 20

Worksheet time: 13mins

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