Answer:
in decimal form or fraction?
Step-by-step explanation:
decimal =4.7916
<span>{<span>xi</span>,...}</span><span>|3|≥x</span>something like this
to find the slope for the first one, use the formula 
(It's the slope formula)
so... 
then plug in... 
this line has a slope of 0
As for the miles problem, to find mph, the miles have to be at 1.
so... 
therefore, he drove 60.5 mph