ANNEXURE A shows the floor plan of Jan's house, with a veranda*, in South Africa - NSC Mathematical Literacy - Question 2 - 2021 - Paper 2
Question 2
ANNEXURE A shows the floor plan of Jan's house, with a veranda*, in South Africa.
*A veranda, also known as a porch or 'stoep', is an open area with a roof over it.... show full transcript
Worked Solution & Example Answer:ANNEXURE A shows the floor plan of Jan's house, with a veranda*, in South Africa - NSC Mathematical Literacy - Question 2 - 2021 - Paper 2
Step 1
2.1 Write down the number of bedrooms on the floor plan.
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Answer
There are 3 bedrooms on the floor plan, as indicated in Annexure A.
Step 2
2.2 Which room will be the first room you will enter from the veranda?
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Answer
The first room you will enter from the veranda is the living room.
Step 3
2.3 In which general direction does the master bedroom window face?
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Answer
The master bedroom window faces either North East or NE.
Step 4
2.4 One of the door locks needs to be changed.
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Answer
The probability that the door lock needing change is NOT one of the interior doors is given by the fraction rac{2}{6}, which simplifies to rac{1}{3}.
Step 5
2.5 Jan remarked that the kitchen gets a lot of sunlight.
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Answer
Jan's remark is incorrect. The kitchen is located on the Southern side, which does not receive a lot of sunlight in South Africa. Therefore, his assumption is flawed.
Step 6
2.6 Give ONE reason why the windows shown in the above drawing do NOT represent the windows of the kitchen and the dining room.
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The windows shown do not resemble kitchen windows as they are too large, and the layout does not include both the kitchen and dining room in the same line of sight.
Step 7
2.7.1 Write the given scale in number scale format.
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Answer
The given scale in number scale format is 1:100.
Step 8
2.7.2 Measure the inner length of bedroom 2 and use the given scale to calculate the actual length (in m) of the room.
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Answer
The inner length of bedroom 2 is measured to be 4.4 cm. Using the scale, the actual length of the room is calculated as follows: 4.4 cm = 4.4 x 100 cm = 440 cm = 4.4 m.
Step 9
2.7.3 Jan stated that the given scale is NOT very accurate to use if photocopies were going to be made of the plan.
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Answer
Jan is correct. When photocopying, the scale of the plan may change, leading to inaccuracies in the measurements of the rooms.
