Real-Life Graphs (AQA GCSE Maths): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What two components make up a typical billing structure?
What two components make up a typical billing structure?
Fixed charge and cost per unit
What shape is the first section of a billing graph before the usage limit is reached?
What shape is the first section of a billing graph before the usage limit is reached?
Horizontal
What must you calculate to find the cost per additional unit on a billing graph?
What must you calculate to find the cost per additional unit on a billing graph?
The gradient of the sloped section
If cost increases by £15 when usage increases by 25 GB, what is the gradient?
If cost increases by £15 when usage increases by 25 GB, what is the gradient?
per GB
What do steeper slopes indicate on a drainage graph?
What do steeper slopes indicate on a drainage graph?
Faster changes in height
What type of graph does a cylindrical container produce when liquid drains at a constant rate?
What type of graph does a cylindrical container produce when liquid drains at a constant rate?
Linear graph
How does liquid level change in narrow containers compared to wide ones?
How does liquid level change in narrow containers compared to wide ones?
Drops quickly in narrow, slowly in wide
What graph pattern does a container that is wider at the bottom produce?
What graph pattern does a container that is wider at the bottom produce?
Starts steep, becomes gradual
What graph pattern does a container that is wider at the top produce?
What graph pattern does a container that is wider at the top produce?
Starts gradual, becomes steeper
In billing graphs, what does the gradient represent?
In billing graphs, what does the gradient represent?
Pounds per unit of consumption