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In September 1997, the average cost for 1 gallon of home heating oil in New York City was $1.192 per gallon. By September 2008, it had risen to $4.173 per gallon. (By March 2016, it was down to $2.30.) What was the percent increase in the 11 years from 1997 to 2008? Round to the nearest percent

Answer :

Answer:

250%

Step-by-step explanation:

Divide 4.173 by 1.172 which equals 3.5.

Then subtract 3.5 and 1 gallon which equals 2.5.

Last, multiply 2.5 by 100 and get 250%.

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