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Transcript
San Ġorġ Preca College Secondary School, Blata l-Bajda
Half-Yearly Examinations - February 2015
Subject: Mathematics
Main Paper
Name & Surname:
Form: 2
_________________________
Time:1 hr 30 minutes
Class:
_____ Index No:
11
13
______
_________________________
Teacher:
Question
Level 5-7
1
2
3
4
5
6
7
8
9
10
12
14
Total
Main
Non
Calc
Global
Mark
Mark
DO NOT WRITE ABOVE THIS LINE
 Answer ALL questions.
 This paper carries a total of 75 marks.
 Calculators and mathematical instruments are allowed, but all necessary
working must be shown.
1. (a)
Two numbers A and B are marked on the number line below. Estimate the value of
A and B.
4
3
2
1
0
1
B
2
3
4
A
Answer: A = ____________
Answer: B = ____________
(b)
If C = -3.7, mark C on the number line above.
(3 marks)
2.
Put the numbers in the star below in the correct columns. Some number can be used more
than once.
8
7
1
32
4
Multiples of 2
3
2
25
Factors of 16
9
Prime numbers
Square numbers
(7 marks)
3.
Michael recorded the height of his 5 friends in the following table:
Jade
Calvin
Matteo
Thea
Shanai
1.35m
1.56m
1.50m
1.45m
1.39m
(a) Who is the tallest?
Answer:_____________
(b) Who is the shortest?
Answer:_____________
(c) What is the difference in height between Matteo and Thea?
Answer:_____________
(d) Put their height in descending order (tallest first).
Answer:________, ________, ________, ________, ________
(6 marks)
4.
Draw at least 3 more shapes on the grid to show that it tessellates.
Page 2 of 9
Form 2 – Levels 5-7 Mathematics Main Paper – February 2015
(2 marks)
5.
This question is about the cube.
(a) State whether each statement is TRUE or FALSE.
2cm
2cm
(b)
i.
The faces of a cube are all equal.
___________
ii.
A cube has 7 faces.
___________
iii.
The length of the sides are equal.
___________
2cm
Use the grid to draw the net of the cube above.
(6 marks)
Form 2 – Levels 5-7 Mathematics Main Paper – February 2014
Page 3 of 9
6. Ruth has a box of biscuits. The box has 25 biscuits. 10 of them are chocolate chip, 7 are plain,
5 are vanilla, and the rest are strawberry.
a. How many biscuits are strawberry?
Answer: ________
b. What fraction of the biscuits are (simplify where possible)
i. chocolate chip?
Answer: ________
ii. plain?
Answer: ________
iii. vanilla?
Answer: ________
(6 marks)
7.
Find the size of the angles marked with a letter.
135
a

Answer: a = ______
Page 4 of 9
Form 2 – Levels 5-7 Mathematics Main Paper – February 2015
45
120
110
b
Answer: b = ______
c
Answer: c = ______
40
60
o
o
d
Answer: d = ______
(6 marks)
8.
Work out and simplify, where possible:
(a)
Answer: ________
(b)
Answer: ________
(c)
Answer: ________
(5 marks)
Form 2 – Levels 5-7 Mathematics Main Paper – February 2014
Page 5 of 9
9.
Christine sketches the following triangle.
Z
(a) What is the value of angle Z Y?
6 cm
Answer: ________o
X
8 cm
Y
(b) Using protractor and ruler only construct triangle XYZ.
X
(c) Measure the length of line ZY.
Answer: ZY = ______cm
(5 marks)
Page 6 of 9
Form 2 – Levels 5-7 Mathematics Main Paper – February 2015
10.
A box of chocolates costs €x. Jake buys 4 boxes. He pays using a €10 and gets €5.20
change.
(a)
Complete the following equation:
_____ x + _____ = €10
(b)
What is the cost of 1 box?
(c)
How many boxes can he buy with €10?
Answer: €___________
Answer: ________
(7 marks)
11. Complete the following table using the properties of the shapes below.
SQUARE
PARALLELOGRAM
RHOMBUS
RECTANGLE
Name of shape
Square
Rectangle
Parallelogram
Kite
Rhombus
KITE
Pairs of equal sides
2 pairs
Pairs of parallel sides
2 pairs
0 pairs
2 pairs
(6 marks)
Form 2 – Levels 5-7 Mathematics Main Paper – February 2014
Page 7 of 9
12.
Work out the value of:
(a) 4a + 2b, when a = 9 and b = 3.
Answer: _________
(b) 5x – 3y + z when x = 2, y = 1 and z = 0.
Answer: _________
(5 marks)
13.
y
6
4
2
6
4
2
O
2
4
6
x
2
4
6
(a) Write down the coordinates of each point of the quadrilateral above.
A(
,
)
B(
,
)
C(
,
)
D(
,
)
(b) The shape above is called a _______________.
(5 marks)
Page 8 of 9
Form 2 – Levels 5-7 Mathematics Main Paper – February 2015
14.
Mr. Camilleri drives from Valletta to Hamrun. Here is a travel graph of his journey.
Distance (m)
Hamrun
4000
Marsa
3000
Floriana
2000
1000
Valletta
0
8.00
9.00
10.00
11.00
Time
(a) How far is Hamrun from Valletta?
Answer: ____________
(b) How many stops did Mr. Camilleri make?
Answer: ____________
(c) For how long did he stop at Marsa?
Answer: ____________
(d) At what time did he arrive at Hamrun?
Answer: ____________
(e) How long did it take him to arrive from Marsa to Hamrun?
Answer: ____________
(f) How long did the whole journey take?
Answer: ____________
(6 marks)
_____________________________________________________________________________
END OF PAPER
Form 2 – Levels 5-7 Mathematics Main Paper – February 2014
Page 9 of 9