Can someone please help me understand ?

Mathematics
Tutor: None Selected Time limit: 1 Day

The distance d, in miles, that a car travels on a 3-hour trip is proportional to its speed s (which we assume remains the same throughout the trip), in miles per hour.
(a) What is the constant of proportionality in this case?
 

(b) Write a formula that expresses d as a function of s.
d = 
Sep 10th, 2015

Thank you for the opportunity to help you with your question!

speed = s

b.

d= s*time

d=s*3hrs

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Sep 10th, 2015

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