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Class 8 Math revision

Total questions: 28

Worksheet time: 42mins

Name
Class
Date
1.

Q1. A brick has ______ vertices.

a)

8

b)

10

c)

12

d)

9

2.
In his garden Tim plants a tomato seed 5¼ inches below the ground. After one month the tomato plant has grown a total of 11½ in. How many inches is the plant above the ground?
HINT: Find the difference.
a)
16¾ inches
b)
6½ inches
c)
6¼ inches
3.
Find −2¼−3⅞
a)
1⅝
b)
−1⅝
c)
−6⅛
4.
The temperature in a town is 34.1°F during the day and −8.6°F at night. Find the difference in the temperatures.
a)
42.7
b)
25.5
c)
42.7°F
d)
25.5°F
5.
How would you express .005 as a fraction?
a)
5/10
b)
5/100
c)
5/1,000
d)
5/10,000
6.
Which of the following is not a linear equation?
a)
3x - 1 = -2x
b)
xy - 3 = x
c)
(x-5)⁄7 = (x-2)⁄3
d)
x + 2y = 10
7.
If 2x + 4 = x - 5, then x = ______
a)
9
b)
-9
c)
1
d)
-1
8.
Construct linear equation for the following statement:
Two numbers are in the ratio 5 : 7 and sum of the numbers is 120
a)
5x + 7 x = 120
b)
5x - 7x =120
c)
x⁄5 + x⁄7 = 120
d)
None of the above
9.
The sum of the angles of a quadrilateral is _____
a)
180⁰
b)
270⁰
c)
360⁰
d)
Not fixed
10.
Which of the following statement is NOT TRUE?
a)
Parallelogram and Rectangles are irregular polygons
b)
A rectangle has all angles and all sides equal to each other
c)
A hexagon has 6 sides
d)
A regular octagon has 8 sides of equal length
11.

Which of the following statements is incorrect ?

a)

A rectangle has all angles and all sides equal to each other.

b)

A hexagon as 6 sides.

c)

A regular octagon has 8 sides of equal length.

d)

A rhombus and a rectangle are irregular polygons.

12.

What is the sum of exterior angles of a quadrilateral?

a)

180

b)

90

c)

360

d)

540

13.

How many students ride their bicycle to school?

a)

40

b)

35

c)

30

d)

20

14.

The pie chart above shows the favorite fruits of a group of students. Which fruits is the most favorite fruit among students?

a)

Grapes

b)

Pineapple

c)

Banana

d)

Peach

e)

Orange

15.

The bar chart in Diagram 18 shows the number of television sold by Mr Ang in four months.


The price of a unit of television is RM1 560.10. What is the total income of Mr Ang from the sale of television in June?

a)

154

b)

144

c)

134

d)

124

16.

The incomplete pictographin Diagram 14 shows the number of mobile phones sold by 4 shops S, T,U and V.


The 4 shops together sold 600 of mobile phones. How many mobile

phones were sold by shop S.

a)

350

b)

250

c)

300

d)

200

17.
The area of a square is 36 cm2.  What is the length of one side?
a)
6 cm
b)
24 cm
c)
9 cm
d)
9 cm
18.

A perfect square is a number whose square root is ___________.

a)

Even

b)

irrational

c)

Rational

d)

Odd

19.
Between which two consecutive whole numbers is the√200? 
a)
13 and 14
b)
15 and 16
c)
14 and 15
d)
11 and 12
20.
What is the square root of 289?
a)
13
b)
140
c)
17
d)
18
21.
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
22.

Hardy-Ramanujan Number is ....

a)

1727

b)

1728

c)

1729

d)

1700

23.

Sum of 3 and 5 is cube of

a)

1

b)

2

c)

3

d)

4

24.

Which number is both a perfect square and a perfect cube?

a)

64

b)

27

c)

81

d)

16

25.

The number 512 is a perfect cube because 512 = 83.

Which number below is also a perfect cube?

a)

125

b)

300

c)

150

d)

256

26.
A cube with side length s has a volume of 64 cubic units. What is the length of the side of the cube?
a)
32 units
b)
16 units
c)
8 units
d)
4 units
27.
A cube with side length s has a volume of 64 cubic units. What is the length of the side of the cube?
a)
32 units
b)
16 units
c)
8 units
d)
4 units
28.

Which of the following is NOT correct estimation?

a)
b)
c)
d)

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