which equation represents the number of megabytes m downloaded in s seconds

In this case, we'll have to carry out several steps to find the solution.
Step 01:
Data
Graph
Step 02:
We must analyze the graph to find the solution.
point ( 4 , 21)
4 seconds
21 megabytes
[tex]\frac{21\text{ megabytes}}{4\text{ seconds }}\text{ = }5.25\text{ m/s}[/tex]The answer is:
5.25 megabytes per second