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Gr 11 Math Lit: Ch 3.6 Traif System

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Questions and Answers

What is the defining feature of a water tariff system?

A fixed rate for all quantities of water used

A system where the whole quantity of water used is charged at the same rate

A system where different portions of water used are charged at different rates (correct)

A system where the cost remains the same regardless of usage

What does the graphical representation of a tariff system show?

A continuous increase in cost

A decreasing cost graph with increased usage

A step-function graph with incremental increases (correct)

A flat line graph with no changes in cost

What is the purpose of comparing the graphs of different tariff systems?

To determine the service charge

To find the break-even point (correct)

To determine the highest cost

To compare the rate per unit

What is the formula for calculating the monthly cost in a prepaid system?

Monthly Cost = Rate per Unit x Units Used Signup and view all the answers

What does the increasing gradient of a graph represent in a tariff system?

A higher rate for higher usage levels Signup and view all the answers

What is the term for the point at which the costs of two tariff systems are equal?

Break-even point Signup and view all the answers

What does a flat line section of a graph represent in a tariff system?

A period where the cost remains the same Signup and view all the answers

What is the formula for calculating the monthly cost in a non-prepaid system?

Monthly Cost = Service Charge + Network Charge + (Rate per Unit x Units Used) Signup and view all the answers

Which type of tariff system is commonly used for electricity and water consumption?

Incremental tariff system Signup and view all the answers

What is the primary purpose of drawing graphs to represent different tariff systems?

To compare the costs of different tariff systems under various usage levels Signup and view all the answers

What does the intersection point of two tariff system graphs represent?

The point at which the costs of both systems are equal Signup and view all the answers

What is the primary advantage of an incremental tariff system?

It discourages consumers from wasting resources Signup and view all the answers

What is the relationship between the units used and the monthly cost in a prepaid system?

The monthly cost increases linearly with the units used Signup and view all the answers

What is the significance of the service charge and network charge in a non-prepaid system?

They are fixed costs that are added to the total cost Signup and view all the answers

What is the primary difference between a prepaid and non-prepaid system?

The non-prepaid system has additional fixed costs, such as service and network charges Signup and view all the answers

What is the purpose of calculating the break-even point of two tariff systems?

To determine which system is more cost-effective at a specific usage level Signup and view all the answers