Patterns Quiz 1 | Project Maths

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Which growth pattern of a plant could this graph represent?
1. Starting height 1 cm and a growth rate of 2 cm per week.
2. Starting height 2 cm and a growth rate of 1 cm per week.
3. Starting height 1 cm and a growth rate of 1 cm per week.
4. Starting height 2 cm and a growth rate of 2 cm per week.
Which savings pattern could this graph represent?
1. Starts with €4 and saves €3 per week.
2. Starts with €0 and saves €2 per week.
3. Starts with €0 and saves €3 per week.
4. Starts with €0 and saves €6
Which graph represents the following situation? Mary is making cookies and uses 5 chocolate chips per cookie.
Given that the x axis represents time and the y axis represents the amount of money saved, is it the x values or the y values that are the independent variables in this graph?
1. Both
2. x
3. y
What is the rate of change of this graph?
1. 2
2. 0
3. 1
4. 4
What is the slope of this graph?
1. 1
2. 0
3. 4
4. 2
What formula represents this graph?
1. y=1+x
2. y=2x
3. y=1+2x
4. y=x
Which savings pattern can this graph represent?
1. Billy withdraws 20 per week from his account.
2. Billy saves €20 per week.
3. Billy gains €20 interest per week.
4. Billy has €20 in his account and never increases or decreases this amount and gains no interest.
Which of these stories does this graph represent?
1. The saver withdraws €20 per week from their account.
2. The saver saves €2 per week.
3. The saver had €20 in the beginning and withdraw €2 per week after that until it was finished.
4. The saver had €20 in the beginning and saved €2 per week after that.
Which type of graph does this diagram represent?
1. Quadratic
2. Cubic
3. Exponential
4. Linear
Does this graph represent a proportional situation?
1. No
2. Yes
Which of the following situations would be represented by a proportional linear function?
1. The price a repair man charges if he has an initial call out charge plus a rate per hour for the time he is on the job.
2. Someone has €20 in their account and adds €5 per week after that.
3. The cost of calls using a mobile phone network if the network charges 10 cents per call for the first 20 and 15 cents per call after that.
4. The number of sandwiches required for a set of lunchboxes provided each lunchbox has the same number of sandwiches.