Study the map on ANNEXURE B that shows the sample points for testing Escherichia coli (E - NSC Mathematical Literacy - Question 4 - 2017 - Paper 1
Question 4
Study the map on ANNEXURE B that shows the sample points for testing Escherichia coli (E. coli) and Blue Green Algae counts per 100 m².
Answer the questions that fol... show full transcript
Worked Solution & Example Answer:Study the map on ANNEXURE B that shows the sample points for testing Escherichia coli (E - NSC Mathematical Literacy - Question 4 - 2017 - Paper 1
Step 1
Write down the total number of bridges found upstream (north east) of the R59 bridge.
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Answer
There are a total of 2 bridges found upstream (north east) of the R59 bridge.
Step 2
Name the SIXTH sample point on the map starting from the west side.
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Answer
The SIXTH sample point on the map starting from the west side is E.
Step 3
Name the side streams (tributaries) to the Vaal River that she will pass.
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The side streams (tributaries) to the Vaal River are Taaibusschspruit and Leeu spruit.
Step 4
Calculate the distance on another map if the scale is 1: 25 000.
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Answer
To find the distance on the map, use the formula:
extDistanceonthemap=250003 km×1000 m/km=250003000=0.12 m or 12 cm
Step 5
Write down the number of holes in the end panels.
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Answer
The number of holes in the end panels is 16.
Step 6
Name the wooden parts that must be removed, to form the junior bed.
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The wooden parts that must be removed to form the junior bed are the fixed side and drop side.
Step 7
Which assembly illustration shows that the base is now added?
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Answer
The assembly illustration labeled B shows that the base is now added.
Step 8
Calculate the number of pins and bolts needed to assemble the cot.
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The total number of pins and bolts needed to assemble the cot is 16.
Step 9
Determine the probability of randomly selecting an 80 mm bolt from a bag containing only the bolts.
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Answer
The probability of randomly selecting an 80 mm bolt is given by the fraction:
