SOLUTION: 1. Last year, the postal service implemented a postage increase for all mail classes. The cost to mail a postcard increased from 23 cents to 37 cents. What is the percent increase?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: 1. Last year, the postal service implemented a postage increase for all mail classes. The cost to mail a postcard increased from 23 cents to 37 cents. What is the percent increase?      Log On


   

Question 1006166: 1. Last year, the postal service implemented a postage increase for all mail classes. The cost to mail a postcard increased from 23 cents to 37 cents. What is the percent increase?
Round to the nearest tenth
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
This is found by (new-old)/old x 100%...thus here we have
(37-23)/23 = .609 = 60.9% increase