Answer:
or 
Step-by-step explanation:
Remember that
1 hour=3,600 seconds
so
by using proportion

Convert to meters

Answer:
12p=48
Step-by-step explanation:
The rate of change on the line is x line goes to the right and y line goes upward
Answer:
Yes.
Step-by-step explanation:
First, draw a vertical line. Then check the interception between the graph and a vertical line.
If the line intercepts the graph only one point, then it is a function. Otherwise, it is not. That includes two or more.
The graph shown in the picture is a function (Cubic Function).