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Lecture 4

32013 Lecture 4: Gr9 June Exam Paper 1 2017 - MEMO (1)Exam


Department
Information Technology
Course Code
32013
Professor
Bob
Lecture
4

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Grade 9 Memorandum Maths/P1
1 | P a g e
WYNBERG BOYS’ HIGH SCHOOL
MATHEMATICS EXAMINATION
MEMORANDUM
PAPER 1
6 June 2017
GRADE 9
TIME: 2 hours TOTAL: 100 marks
EXAMINER: GD MODERATOR: VZ
INSTRUCTIONS:
1. This exam paper consists of FIVE pages and SIX questions.
2. Answer all questions.
3. Read all the questions carefully.
4. Number your answers exactly as the questions are numbered.
5. It is your own interest to write legibly and neatly. Please pay attention to layout:
Your name is to be written clearly at the top of your answer script.
Leave space between questions.
If you need to add or amend a question, leave clear explanations to guide
the marker to another place on your answer script should this be necessary.
6. Answers must be rounded off to TWO decimal digits, unless otherwise stated.
7. Approved non-programmable and non-graphical calculators may be used, unless
otherwise stated.

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Grade 9 Memorandum Maths/P1
2 | P a g e
QUESTION 1
1.1
1.1.1 Rational 1.1.2 Irrational
1.1.3 Rational 1.1.4 Irrational (4)
1.2  (1)
1.3    
Therefore, must be    
OR
 


Therefore: 6 is the smallest possible number that 288 can be multiplied by to make it
a perfect cube. (3)
1.4
1.4.1 
(1)
1.4.2
= 
  
 
 
(2)
1.5 1.5.1  (1)
1.5.2 OR    )/2 = 4
  
(2)
Figure ()
1
2
3
4
10
Number of matches ()
8
15
22


1.6 1.6.1   (2)
1.6.2    (3)
[19]
2 288 2 36
2 144 2 18
2 72 2 9
36 3 3
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