SOLUTION: over these years, the price for each unit of gas increased from 5.5 cents to 7.7 cents a) calculate the percentage increase from 5.5 cents to 7.7 cents

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: over these years, the price for each unit of gas increased from 5.5 cents to 7.7 cents a) calculate the percentage increase from 5.5 cents to 7.7 cents       Log On


   

Question 1154427: over these years, the price for each unit of gas increased from 5.5 cents to 7.7 cents
a) calculate the percentage increase from 5.5 cents to 7.7 cents
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!

the percentage increase = %28%287.7+-5.5%29%2F5.5%29%2A100+=+40