SOLUTION: for the 1996-97 academic year, the average cost of tuition, fees, and room and board at a four-year public college in the united states was $9,258. By the 2006-07 academic year, t

Question 691204: for the 1996-97 academic year, the average cost of tuition, fees, and room and board at a four-year public college in the united states was $9,258. By the 2006-07 academic year, the cost had risen to $12,796. Find the percent of increase. round to the nearest whole percent.
round answer to nearest hundredth when necessary.
Answer by fcabanski(1391) (Show Source): You can put this solution on YOUR website!
The rate of increase is (N-O)/O x 100 where N is the new cost, O is the original cost.

(12,796 - 9,258)/9258 x 100 = 38% increase.

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