Question 4       Answer ALL questions.    4.1…

Questions

Questiоn 4       Answer ALL questiоns.    4.1  Jоn аnd his friends decide to visit some plаces аlong the Midlands Meander. This is a scenic route in the Kwazulu Natal Midlands region. They plan to have coffee at the “Barn Owl” shop and then to have lunch at the “Olde Inn” in Nottingham Road.       The line graph that follows records some of the distances travelled during the day and the time that was taken.        Right click on the button below to open the DISTANCE VS TIME GRAPH in a new tab.   4.1.1 Which two sections of the graph indicate where the friends stopped during the day? Use the time of day to explain your answer. (2) 4.1.2 How many hours were spent actually driving? (3) 4.1.3 The average speed on a freeway is 100km/h. Did Jon and his friends return home via the freeway? Use a calculation based on the last part of the graph to explain your answer. (4) 4.2 At the “Barn Owl”, Jon and his friends may order a drink and snack combo for R55. The options for drinks are: coffee, tea or a fruit juice. The snacks available with this offer are: a toasted cheese sandwich, a slice of cake or a large muffin.     4.2.1 Complete the tree diagram below by writing the correct word in the spaces marked A, B and C. (3)     Right click on the button below to open the TREE DIAGRAM in a new tab.      4.2.2 What is the probability of Sarah ordering a “combo” with tea and a large muffin. Write your answer as a common fraction and as a percentage, rounded to a whole number. (3) 4.3  When they plan the outing, the friends check the weather report.     4.3.1 Sarah looks at the temperature on the internet. She sees a value of 71o.       Is this the temperature measured in Celsius or Fahrenheit? Give a reason for your answer.  (2)   4.3.2 Sarah  then tries to convert the temperature in Fahrenheit to the correct temperature in Celsius. She finds the following formula:       °C = (°F − 32) × 5/9   She writes the formula as follows: °C = °F − 32 × 5/9   She gets an answer of 53o when she does the calculation. Name the mistake she has made, explain how it should be corrected and then give the correct answer.  (4)  

Questiоn 4       Answer ALL questiоns.    4.1  Jоn аnd his friends decide to visit some plаces аlong the Midlands Meander. This is a scenic route in the Kwazulu Natal Midlands region. They plan to have coffee at the “Barn Owl” shop and then to have lunch at the “Olde Inn” in Nottingham Road.       The line graph that follows records some of the distances travelled during the day and the time that was taken.        Right click on the button below to open the DISTANCE VS TIME GRAPH in a new tab.   4.1.1 Which two sections of the graph indicate where the friends stopped during the day? Use the time of day to explain your answer. (2) 4.1.2 How many hours were spent actually driving? (3) 4.1.3 The average speed on a freeway is 100km/h. Did Jon and his friends return home via the freeway? Use a calculation based on the last part of the graph to explain your answer. (4) 4.2 At the “Barn Owl”, Jon and his friends may order a drink and snack combo for R55. The options for drinks are: coffee, tea or a fruit juice. The snacks available with this offer are: a toasted cheese sandwich, a slice of cake or a large muffin.     4.2.1 Complete the tree diagram below by writing the correct word in the spaces marked A, B and C. (3)     Right click on the button below to open the TREE DIAGRAM in a new tab.      4.2.2 What is the probability of Sarah ordering a “combo” with tea and a large muffin. Write your answer as a common fraction and as a percentage, rounded to a whole number. (3) 4.3  When they plan the outing, the friends check the weather report.     4.3.1 Sarah looks at the temperature on the internet. She sees a value of 71o.       Is this the temperature measured in Celsius or Fahrenheit? Give a reason for your answer.  (2)   4.3.2 Sarah  then tries to convert the temperature in Fahrenheit to the correct temperature in Celsius. She finds the following formula:       °C = (°F − 32) × 5/9   She writes the formula as follows: °C = °F − 32 × 5/9   She gets an answer of 53o when she does the calculation. Name the mistake she has made, explain how it should be corrected and then give the correct answer.  (4)  

Questiоn 4       Answer ALL questiоns.    4.1  Jоn аnd his friends decide to visit some plаces аlong the Midlands Meander. This is a scenic route in the Kwazulu Natal Midlands region. They plan to have coffee at the “Barn Owl” shop and then to have lunch at the “Olde Inn” in Nottingham Road.       The line graph that follows records some of the distances travelled during the day and the time that was taken.        Right click on the button below to open the DISTANCE VS TIME GRAPH in a new tab.   4.1.1 Which two sections of the graph indicate where the friends stopped during the day? Use the time of day to explain your answer. (2) 4.1.2 How many hours were spent actually driving? (3) 4.1.3 The average speed on a freeway is 100km/h. Did Jon and his friends return home via the freeway? Use a calculation based on the last part of the graph to explain your answer. (4) 4.2 At the “Barn Owl”, Jon and his friends may order a drink and snack combo for R55. The options for drinks are: coffee, tea or a fruit juice. The snacks available with this offer are: a toasted cheese sandwich, a slice of cake or a large muffin.     4.2.1 Complete the tree diagram below by writing the correct word in the spaces marked A, B and C. (3)     Right click on the button below to open the TREE DIAGRAM in a new tab.      4.2.2 What is the probability of Sarah ordering a “combo” with tea and a large muffin. Write your answer as a common fraction and as a percentage, rounded to a whole number. (3) 4.3  When they plan the outing, the friends check the weather report.     4.3.1 Sarah looks at the temperature on the internet. She sees a value of 71o.       Is this the temperature measured in Celsius or Fahrenheit? Give a reason for your answer.  (2)   4.3.2 Sarah  then tries to convert the temperature in Fahrenheit to the correct temperature in Celsius. She finds the following formula:       °C = (°F − 32) × 5/9   She writes the formula as follows: °C = °F − 32 × 5/9   She gets an answer of 53o when she does the calculation. Name the mistake she has made, explain how it should be corrected and then give the correct answer.  (4)  

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