The average monthly retail price for orange juice per litre in Canadian dollars (CAD) for 2018 to 2021 is shown on the ANSWER SHEET - NSC Mathematical Literacy - Question 4 - 2022 - Paper 1
Question 4
The average monthly retail price for orange juice per litre in Canadian dollars (CAD) for 2018 to 2021 is shown on the ANSWER SHEET. The actual data values for each ... show full transcript
Worked Solution & Example Answer:The average monthly retail price for orange juice per litre in Canadian dollars (CAD) for 2018 to 2021 is shown on the ANSWER SHEET - NSC Mathematical Literacy - Question 4 - 2022 - Paper 1
Step 1
4.1.1 Calculate (in CAD) the difference between the price of orange juice in January 2019 and in February 2019.
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Answer
The price of orange juice in January 2019 was CAD 4.30, and in February 2019 it was CAD 4.10.
The difference can be calculated as follows:
4.30−4.10=0.20 CAD
Step 2
4.1.2 Write down the month and year in which the price of orange juice was at its lowest.
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Answer
The price of orange juice was at its lowest in August 2020.
Step 3
4.1.3 State the month and years in which the price of orange juice was exactly the same.
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Answer
The price of orange juice was exactly the same in November 2018 and November 2019.
Step 4
4.1.4 Determine the median monthly price of orange juice for 2020.
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Answer
To find the median, the prices for each month in 2020 should be ordered. The median monthly price of orange juice for 2020 is CAD 4.265.
Step 5
4.1.5 Describe the trend of the price of orange juice from February 2018 to July 2018.
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Answer
From February 2018 to July 2018, the price of orange juice showed a steady increase, rising from CAD 4.06 to CAD 4.35. After reaching its peak in July, it began to show a decline.
Step 6
4.1.6 An analyst predicted that the price of orange juice would drop by 0,16 CAD from February 2021 to March 2021. Determine the year-on-year percentage increase from March 2020 to March 2021.
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Answer
The price of orange juice in March 2020 was CAD 4.30. In March 2021, after the predicted drop, the price is CAD 4.14.
The year-on-year percentage increase is calculated as follows:
