Answer:
62 miles per hour speed if you drove 325 miles in 5 1/4 hours
Explanation:
Using formula:

As per the statement:
if you drove 325 miles in 5 1/4 hours
⇒
miles
and
Time =
hours
Then by above formula we have;
miles per hour
Therefore, 61.90 ≈ 62 miles per hour speed if you drove 325 miles in 5 1/4 hours