The price of a notebook has risen to $3.65 today. Yesterday's price was $3.15 . Find the percentage increase. Round your answer to the nearest tenth of a percent.

There is a 15.9% increase in the price.Step-by-step explanation:New price = $3.65Old price = $3.15Difference = New price - Old priceDifference = 3.65 - 3.15 = $0.50The positive sign indicates the increase[tex]Percent\ increase=\frac{Differece}{Old\ value}*100\\\\Percent\ increase=\frac{0.50}{3.15}*100\\\\Percent\ increase=\frac{50}{3.15}\\\\Percent\ increase=15.87\%[/tex]Rounding off to nearest tenthPercent increase = 15.9%There is a 15.9% increase in the price.Keywords: increase, percentageLearn more about percentages at:brainly.com/question/13063819brainly.com/question/13219835#LearnwithBrainly