## All Tasks

#### Find the rate of change of the graph

Find the rate of change of the graph in the image. Include units (inches/second)

# Lines & planes

# Linear functions

Learning

8

#### Find the slope

Determine the slope of a linear function which is parallel to the line $(ε)$?

# Linear functions

Training

8

#### Unlock a challenge task

After solving a main task, sometimes a hidden task appears. Solve the "fill in the blanks" below to explore such a challenge task.

# Units & rounding

Reasoning

5

#### Equation

The graph of the photo has the formula $(ε):\ y=3x-4$. Which of the following points does the linear function pass through?

# Linear functions

Training

8

#### Photo

For the print of posters an online-company calculates 13.50 € for three poster.
Calculate the costs of ten posters.

# Proportionality

Modeling

7

#### Calculate gradient

Calculate the gradient of the function given by the picture.

# Proportionality

Training

8