<PRE><B>Question 694456</B>
Hello, 
We know speed equals miles divided by time.
So we can plug in the values and solve:
440/8 = 55 miles per hour
To set this up as a proportion:
440/8 = x/1 hour
Cross multiply:
440=8x
Divide by 8 and we get:
55 mph
Make sense?
RJ
www.math-unlock.com</PRE>