NCV 2 Mathematics - Topic 2 & Topic 5 Class Test - Cecile Bruwer, Ekhurheleni West

| 19/08/2010Posted in | Competitions, Sums upTags | , , , , ,
NCV 2 Mathematics - Topic 2 & Topic 5 Class Test - Cecile Bruwer, Ekhurheleni West

INSTRUCTIONS:

Read the following instructions carefully before answering the questions.

  1. Answer ALL the questions.
  2. Clearly show all the calculations in your answers.
  3.  An approved calculator may be used, unless otherwise stated.
  4. Number the answers according to the numbering system used in   this question paper.
  5. Write neatly and legibly.

QUESTION 1:  (PATTERNS AND RELATIONSHIPS)

1.1 Zinzi is a student who sells biscuits at school to earn pocket money.
1.1.1 Study the table below and then calculate (a) and (b).					(4)
1.1.2 Calculate Zinzi’s profit if she sells 550 biscuits						(1)

doe-level-2-catreass-2-2010-1

 

1.2 The following graph illustrates Thabo’s journey which started from home.
    He ran, rested for a while and then walked.

Thabo’s journey from home

doe-level-2-catreass-2-2010-21

 

1.2.1 What was the distance in km that Thabo covered after 15 minutes?		(1)
1.2.2  For how long did he rest?										(1)
1.2.3  How long did it take him to cover 2 km?							(2)
1.2.4 Use the following formula to determine Thabo’s speed:

doe-level-2-catreass-2-2010-3

a) Calculate Thabo’s running speed in km/minute.							(2)
b) Calculate Thabo’s walking speed in km/minute.							(2)

1.2.5  If his journey started at 8:30, at what time will he reach the  2,5 km		(2)
         mark?

1.3 Grass must be planted at a soccer stadium. If nine people work on this
     project, it will take them 8 hours to complete.

1.3.1 Study the table below and then calculate (a) and (b).					(2)
1.3.2 Is this relationship direct or indirect?								(2) 

doe-level-2-catreass-2-2010-4

1.3.3 Use  graph paper to show the information on a suitable graph.			(6)
															[25]

QUESTION 2:  (SPACE, SHAPE  AND ORIENTATION)

2.1 Below is a drawing of a rectangular prism. Answer the questions that follow.

doe-level-2-catreass-2-2010-5

2.1.1 Calculate the area of the shaded surface.							(2)
2.1.2 Calculate the area of the base of the box.							(2)
2.1.3 How many edges of 9,6 cm does the box consists of?					(2)
2.1.4 Calculate the volume of the box. (Volume = length x breadth x width)		(3)

2.2 Calculate the area of the following triangle.							(3)

doe-level-2-catreass-2-2010-6
2.3  In Hyde Park is a circular path around a tree, as shown in the diagram.

doe-level-2-catreass-2-2010-7

2.3.1 If the tree is exactly at the centre and the distance from the  tree to the		(4)
        path is 20 m, what distance will you walk on the path if  you go around
        once? Round your answer to the nearest  metre

2.4 What is the volume of a cube if the length of one side is 6 cm?				(3)

2.5  Calculate :
       a) the area													(5)
       b) the perimeter of the figure below:								(1)

															[25]

doe-level-2-catreass-2-2010-8

GRAND TOTAL													[50]
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