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In a given country the average price of a gallon of unleaded gasoline in 1997 was $1.58 in 2010 the average price of 311 find that interpret the average rate and change in the price of a gallon of gasoline per year

1 Answer

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Answer:

$0.51 per year

Explanation:

In 3 years the average rate went from $1.58 per gallon to $3.11
The price increase in 3 years = $3.11 - $1.58 = $1.53

Average rate of change = 1.59/3 = $0.51 per year

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