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Year 8 Review Flashcards | StudBud
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Year 8 Review
Year 8 Review
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1
Write the following worded question using algebra:
(2+n)÷5=6
(3+n)÷5=6
(2+n)÷5=67
(2+n)÷4=6
2
Solve the equation.
44
-10
2.5
10
3
Factorise 12y
2
- 4yz
4y2(3 - z)
4y(3y2 - z)
2y(6y - 2z)
4y(3y - z)
4
Which binary number is the smallest
0010
1000
0001
0100
5
When measuring area, which of these units would be correct?
in
cm2
ft
m
6
Calculate the median:
15
25
2
30
7
Factorise 4x - bx
2(2x - b)
4 , x , b , x
x(4 - b)
4(x - b)
8
Find the surface area.
200 m2
248 m2
240 m2
520 m2
9
30 g for $1
or
20 g for 50 c
or
50 g for $1.50
Which is the best buy?
30 g
Not enough information!
50 g
20 g
10
How long was the container ship that got stuck in the Suez Canal?
400 m
40 m
4000 m
200 m
11
What is the volume of the cylinder?
2139.84 cm3
834.22 cm3
942.47 cm3
3769.91 cm3
12
Solve (2a - 3)/4 = 9
a = 18.5
a = 19.5
a = 3
There isn't an answer
13
Which Pie Chart shows the same information as the bar chart?
B
C
A
D
14
Simplify the following: 3 x a + 5 x a
3a2 + 5
8a
8a2
15a2
15
Simplify the expression.
25m + 18a
24m + 3a + m
25m + 18a + m
24m + 18a + m
16
Solve the problem on the picture:
102
101
110
27
17
What is the area of a circle with a diameter of 15 cm? Round to the nearest whole number.
180 cm2
47.1 cm2
177 cm2
176.7 cm2
18
Work out...
21
147
98
343
19
Use Pythagoras Theorem to calculate:
14.86
221
21
14.87
20
Work out 2
3
+ 7 x 5\div 8 (to 1 decimal place)
13.5
12.4
12
12.37
21
What is the mean of 5 , 9 , 12, 10 and 7. Round to the nearest whole number.
8
9
10
7
22
In which sport is a negative score considered good?
Badminton
Volleyball
Golf
Tennis
23
Transformations
Rotation and Translation
Reflection and Rotation
Rotation and Reflection
Reflection and Translation
24
Jeff has 4 bananas and sells them for $2.30 each. Mike has 3 bananas and sells them for $3.00 each. Who makes the most?
Jeff by 70 cents
Jeff by 20 cents
Mike by 70 cents
Mike by 20 cents
25
Add the number of vertices of a square-based pyramid to the number of edges of a cuboid.
15
18
16
17
26
How many lines of symmetry does a regular pentagon have?
5
10
6
None
27
Lines of Symmetry
C
D
B
A
28
Who's responsible (probably) for the fact we use 360 degrees in a complete turn?
Babylonians
Egyptians
Greeks
Archimedes
29
MULTIPLY OUT the brackets: 3(2a + 4)
2a + 12
6a + 12
5a + 7
6a + 4
30
What was named after the Greek mathematician Archimedes?
An Ancient Greek city
A crater on the moon
A bathtub
A battleship
31
Applications of pythagoras
325 km
18.03 km
46.10 km
46.09 km
32
Work out 4(8 x 12a) + 7(6a\div10)
388.2a
292.2 - 6a
No idea!
0.562 - 48a + 42a
33
The collection, organisation, and analysis of numerical data is called...
algebra
probability
geometry
statistics
34
Find the area of the trapezium.
80 m2
32.5 m2
52 m2
26 m2
35
Percentages
0.4
2/5
40%
20%
36
What's the next number in this sequence? 1 , 1 , 2 , 3 , 5 , 8 , 13 , 21 , ...
27
34
37
42
37
Which of the following is not a quadrilateral ?
trapezium
cuboid
kite
rhombus
38
Solve the equation.
-3
3
7
-4
39
When is Albert Einstein's birthday?
15 May
14 March
18 February
26 April
40
Mike sells 50 on Mon, 50 on Tue, 50% of his total so far on Wed, 40 on Thu and 30 on Fri. How many has he sold?
250 sandwiches
270 sandcastles
220 sandwiches
220 witches
