Introduction
Task
Watch the video and answer all the questions in this form. Use the Tariffs table given in the video to answer all the questions.
QUESTIONS.
1. Determine how many units you can use in every step/category.
2. Calculate cost of using 30 kl of water.
3. In your answer in question 2, calculate the total cost to be paid after 15% of VAT is added, to the cost of water consumption.
Process
Use the videos and links below that will assist or support you to attain more information about tariffs and Tariffs System.
https://intl.siyavula.com/read/maths/grade-10-mathematical-literacy/financial-documents-and-tariff-systems/04-financial-documents-and-tariff-systems-03https://intl.siyavula.com/read/maths/grade-10-mathematical-literacy/financial-documents-and-tariff-systems/04-financial-documents-and-tariff-systems-03https://intl.siyavula.com/read/maths/grade-10-mathematical-literacy/financial-documents-and-tariff-systems/04-financial-documents-and-tariff-systems-03https://intl.siyavula.com/read/maths/grade-10-mathematical-literacy/financial-documents-and-tariff-systems/04-financial-documents-and-tariff-systems-03
Evaluation
This rubric will be used for marking and can help you to follow the good procedure to answer your questions as expected.
1. For every step (2 MARKS)
step 1 = ?
step 2 = ?
and the other step as indicated above.
2. For accurate calculations. (2 MARKS)
3. calculations 3 marks
VAT amount 1 mark
Total cost including VAT 1 mark
Conclusion
Give a brief explanation about what you learnt and what were the challenges and how did you resolve them. Are the provided data to scaffold helpful?
Watch the video below about electricity tariffs for the next class.
Credits
Teacher Page
Tariffs are found all around us
Tariffs are example of rate (which you did in term1). it is therefore providing you with the cost (R or c) per unit used. This mean that for water tariffs is usually given as kiloliters. This indicates to you the amount of money you need to pay for every kiloliter you use.
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Write all your answers in an exercise book.