SOLUTION: In 1960, the average price per gallon of gasoline was 31 cents per gallon. From 1960 to 2000, prices increased, on average, by 2.5 cents per gallon per year.� (a) Using G for the

Question 1125195: In 1960, the average price per gallon of gasoline was 31 cents per gallon. From 1960 to 2000, prices increased, on average, by 2.5 cents per gallon per year.�
(a)
Using G for the price, in cents per gallon, and t for the time, in years, since 1960, use a formula to express G as a linear function of t.
G =

(b)
What price per gallon does the model yield for 1990? (Note: The actual price was $1.00 per gallon.)
$
per gallon
(c)
Use the Internet to find the average price of gasoline for the current year. Does the model from part a give a price near the current price?

Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
(a) and (b) were done for you already and are a simple linear function.

Part (c) you can easily do yourself. Put ' average price of gasoline for 2018 ' into your favorite search engine and you will find several results.
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