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 m. Answer the questions that foll... 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.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The total number of bridges found upstream of the R59 Bridge is 2.
Step 2
Name the SIXTH sample point on the map starting from the west side.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The SIXTH sample point on the map starting from the west side is Taaibuchspruit / Leeurspruit.
Step 3
Name the side streams (tributaries) to the Vaal River that she will pass.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Lindi will pass the following side streams: Taaibuchspruit and Leeurspruit.
Step 4
Calculate the distance on another map if the scale is 1: 25 000.
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
To calculate the distance, use the formula:
extActualDistance=extMapDistanceimesextScaleFactor
The actual distance of 3 km on a map with a scale of 1: 25 000 will be:
3extkm=3000extm ext{Map Distance} = 3000 imes rac{1}{25 000} = 0.12 ext{ m or } 12 ext{ cm.}
Step 5
Write down the number of holes in the end panels.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
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.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
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?
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The assembly illustration that shows that the base is now added is B.
Step 8
Calculate the number of pins and bolts needed to assemble the cot.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
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.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Assuming that there are 4 bolts in total, the probability of randomly selecting an 80 mm bolt is:
P=44=1 or 100%.
This represents the simplified common fraction of 1/1.
