Can someone please help me understand ?

label Mathematics
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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!

d =ks

where d= distance miles

           s=speed      miles/hr

k =3 hrs 

Please let me know if you need any clarification. I'm always happy to answer your questions.
Sep 10th, 2015

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Sep 10th, 2015
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Sep 10th, 2015
Aug 20th, 2017
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