An equation that shows the relationship between speed and time is 
<u>Given the following data:</u>
To write an equation that shows the relationship between speed and time:
<h3>What is speed?</h3>
Speed can be defined as the distance covered by a physical object per unit of time. Thus, the cyclist's speed can be measured as miles per minutes.
Mathematically, speed is given by this formula;

Substituting the given parameters into the formula, we have;

Read more on speed here: brainly.com/question/10545161