Answer:
The correct answer is B) 8
Step-by-step explanation:

Answer:
The spread of data is A. 21 to 29 years.
<h2>
Hello!</h2>
The answer is:
The correct answer is:
d. 
<h2>
Why?</h2>
From the statement we know that he begins at 10 miles away from his house riding at a speed of 0.25 miles per hour (h)
We have that:

Where,

Now, using the given information we have that=


We have that:

So,

Hence, we have that the correct answer is:
d. 
Have a nice day!