Coffee Creamer Survey

What is the total number of customers who put vanilla creamer in their coffee?

• 6

• 8

• 10

• 12

What percentage of the customers put chocolate creamer in their coffee?

• 50%

• 60%

• 70%

• 75%

How many customers aged 31 and above chose chocolate creamer?

• 2

• 4

• 6

• 8

Which age group had more customers choosing vanilla creamer?

• Age 18–30

• Age 31+

• Both age groups had the same number of customers choosing vanilla creamer

• Cannot be determined from the data provided

What does 7.4(A) represent in mathematical and real-world problems?

• Variable rates of change

• Constant rates of change

• Exponential growth

• Quadratic functions

Which of the following is NOT a representation used to show constant rates of change according to the learning objective?

• Pictorial

• Tabular

• Verbal

• Polynomial

What is the algebraic representation for distance mentioned in the learning objective?

• d = rt

• d = r/t

• d = t/r

• d = r + t

What are different mathematical ways constant rate of change is represented?

• Graphs and equations

• Poetry and prose

• Colors and shapes

• Sounds and vibrations

What is the definition of rate of change in mathematics?

• The sum of changes in y-values and x-values.

• The ratio between the change in y-values to the change in x-values.

• The difference between the highest and lowest y-values.

• The product of changes in y-values and x-values.

How is the rate of change (m) mathematically expressed?

• m = change in x / change in y

• m = change in y + change in x

• m = Δy / Δx

• m = Δx / Δy