Draw a graph of the situation in Example 2 and use it to state that the example describes an inverse proportionality.

Example 2
If Susanne skates at the speed of [[$ 20 \;\text{km/h} $]]​, the journey from home to her grandma's house takes [[$ 45 \;\text {min} $]]​. How much time would be saved if her speed was [[$ 25  \;\text{km/h} $]]?​

Take a picture of your solution and return it to the submission folder.