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Between 1978 and 1997 the price of gasoline increased from about $.65 a gallon to about $1.30. By what percent did the price of gasoline increase?
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Between 1978 and 1997 the price of gasoline increased from about $.65 a gallon to about $1.30. By what percent did the price of gasoline increase?

User Clafouti
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1 Answer

5 votes
formula for percent increase is
(amount of change) divided by (original number)
so 1.30-.65=.65
.65/.65= 1
there was a 100% increase in gas prices
User John Lemberger
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