Grade 9 Mathematics Provincial Examination November 2018, Study Guides, Projects, Research of Mathematics

The instructions and questions for the grade 9 mathematics provincial examination conducted by the gauteng department of education in november 2018. The exam consists of 9 questions and covers various topics such as ratios, patterns, flow diagrams, parallel lines, decimals, equations, straight-line graphs, median, proportions, constructions, and reflections. The exam lasts for 2 hours and is worth 100 marks.

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P.T.O.
GAUTENG DEPARTMENT OF EDUCATION
PROVINCIAL EXAMINATION
NOVEMBER 2018
GRADE 9
MATHEMATICS
NAME OF LEARNER:
_____________________________________________________
GRADE / CLASS:
_____________________
TIME: 2 hours
MARKS: 100
18 pages + 1 formula sheet
testpapers.co.za
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GAUTENG DEPARTMENT OF EDUCATION

PROVINCIAL EXAMINATION

NOVEMBER 2018

GRADE 9

MATHEMATICS

NAME OF LEARNER: _____________________________________________________

GRADE / CLASS: _____________________

TIME: 2 hours

MARKS: 100

18 pages + 1 formula sheet

testpapers.co.za

GAUTENG DEPARTMENT OF EDUCATION

PROVINCIAL EXAMINATION

MATHEMATICS

TIME: 2 hours

MARKS: 100

INSTRUCTIONS AND INFORMATION

Read the following instructions carefully before answering the questions.

  1. This question paper consists of 9 questions and 19 pages, including the attached FORMULA

SHEET.

  1. Answer ALL the questions.
  2. A non-programmable calculator may be used unless otherwise stated.
  3. Clearly show all calculations, diagrams and graphs that you have used in determining your

answers. Answers only will not necessarily be awarded full marks.

  1. If necessary, round-off answers to TWO decimal places, unless otherwise stated.
  2. Diagrams are not necessarily drawn to scale. Reasons MUST always be given when doing

geometric calculations.

  1. Answer Questions 2 to 9 of Section B in the spaces provided on the question paper.
  2. Write neatly and legibly.

1.6 The general rule for the pattern is …

2

( x  2 )

A

B

C

D (1)

A 0

B

C 1

D undefined (1)

A

T   4 n  1

n

B

T  4 n  1

n

C

T  4 n  1

n

D

Tn   4 n  1

2

x

2

xx

2

xx

2

xx

1.7 Complete the flow diagram by using the given rule.

  1. 8 Complete:

If two straight lines are parallel, then the ...

  1. 9 12 m³ = …

A

B

C

D (1)

A

product of the gradients is.

B gradients are equal.

C product of the gradients is 1.

D sum of the gradients is. (1)

A 12 000 000 kℓ

B 12 000 kℓ

C 12 kℓ

D 0,012 kℓ (1)

Input Rule Output

𝑦 𝑡 +

SECTION B

QUESTION 2

Write in decimal form.

____________________________________________________________

____________________________________________________________ (1)

2.2 Decrease by.

____________________________________________________________

____________________________________________________________ (2)

2.3 Simplify:

____________________________________________________________

____________________________________________________________ (4)

____________________________________________________________

____________________________________________________________

____________________________________________________________ (2)

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________ ( 3 )

[12]

QUESTION 3

Factorise fully:

____________________________________________________________

____________________________________________________________ (2)

____________________________________________________________ (2)

____________________________________________________________

____________________________________________________________

____________________________________________________________ ( 2 )

[6]

QUESTION 4

Solve for.

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________ (4)

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________ (3)

  1. 4 Calculate what R15 000 will amount to if it is invested at 5,5 % per annum compound

interest for 5 years.

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________ (3)

[1 2 ]

QUESTION 6

Determine the equation of the given straight-line graph. Use +.

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

  1. 2 Determine the gradient of the straight line perpendicular to the given graph.

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

___________________________________________________________________

[7]

QUESTION 7

7 .1 The stem-and-leaf diagram below represents the marks of the learners in a Grade 9 class for a

Mathematics test.

Stem Leaves

7 .1. 1 How many learners wrote the test?

_____________________________________________________________ (1)

7 .1. 2 Calculate the average mark obtained by the class.

_____________________________________________________________

_____________________________________________________________ (2)

7 .1. 3 Determine the modal mark for the test.

_____________________________________________________________ (1)

7 .1. 4 Determine the median mark.

_____________________________________________________________

_____________________________________________________________ (2)

  1. 2 Cards numbered 1 to 6 are put into a bag. Athletes draw a card to decide the lane in which

they will run in a track event.

7 .2.1 What is the probability that a particular athlete will draw the card for lane one?

_____________________________________________________________

_____________________________________________________________ ( 1 )

7 .2.2 What is the probability of the next athlete choosing any one of the remaining

numbers?

_____________________________________________________________

_____________________________________________________________ (1)

[8]

In , is produced to. and

Calculate the size of

Statement Reason

_______

_______

________

_________

In the diagram above,

and

Complete:

Statement Reason

E

C D F

1

2

2

C

A

B

T

1

1 2

8 .4 The diagonals of ABCD bisect each other at T.

Prove that.

Statement Reason

In and

____________________________

3 4

2

1

T

A

B

C

D

1

2

1

2

1

2

2

1

8.6.1 Use your pair of compasses, ruler and a sharp pencil to construct triangle in the

frame below, so that

By measurement: The size of

_______________

8 .7 The co-ordinates of A are

A

O

Write down the co-ordinates of if is the reflection of A in the x.

________________________________________________________

8 .7.2 Write down the co-ordinates of if is the reflection of A in the y.

________________________________________________________

8 .7.3 Write down the co-ordinates of if A is rotated anti-clockwise about the origin

through 180°.

________________________________________________________

[29]

FORMULA SHEET

Simple interest:

Compound interest:

Perimeter Area

Rectangle ( + )

Circle

Triangle ( + + )