SOLUTION: 1. A truck travels 300km in (t) Hours.
a) Express the average speed (s) of the truck as a function of (t)
b) What are the domain and range of this function s = f(t) if time (t) =
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Question 913668:  1. A truck travels 300km in (t) Hours.
a) Express the average speed (s) of the truck as a function of (t)
b) What are the domain and range of this function s = f(t) if time (t) = 6Hours 
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 a) s = 300km/t
b) f(t) = 300km/t
f(6) = 300km/(6hr) = 50kmph
domain:  t > 0 
range: s > 0  
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