Tariff Systems (Grade 11 NSC Matric Mathematical Literacy): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the main purpose of tariff systems besides generating revenue for utility companies?
What is the main purpose of tariff systems besides generating revenue for utility companies?
To encourage responsible consumption
In an incremental tariff system, what happens to the price per unit as you use more?
In an incremental tariff system, what happens to the price per unit as you use more?
It increases with each bracket
How must you calculate total water costs in an incremental tariff system?
How must you calculate total water costs in an incremental tariff system?
Calculate each bracket separately, then add
What does a step-function graph for water tariffs look like?
What does a step-function graph for water tariffs look like?
Stairs going upward
What is the formula for calculating prepaid electricity costs?
What is the formula for calculating prepaid electricity costs?
Rate per kWh Total kWh used
Which charges are included in a non-prepaid electricity bill?
Which charges are included in a non-prepaid electricity bill?
Service, network, and consumption charges
What is the break-even point in tariff comparison?
What is the break-even point in tariff comparison?
Where two systems cost exactly the same
How do prepaid and non-prepaid electricity graphs differ at zero usage?
How do prepaid and non-prepaid electricity graphs differ at zero usage?
Prepaid starts at R0, non-prepaid higher
What is the formula for calculating percentage increase in tariffs?
What is the formula for calculating percentage increase in tariffs?
What does increasing steepness on a tariff graph indicate?
What does increasing steepness on a tariff graph indicate?
Higher rates for increased consumption