SOLUTION: Last week Anna ran 20 miles. This week she ran 25 miles. The increase is what percent of the number of miles she ran last week?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Last week Anna ran 20 miles. This week she ran 25 miles. The increase is what percent of the number of miles she ran last week?      Log On


   

Question 274223: Last week Anna ran 20 miles. This week she ran 25 miles. The increase is what percent of the number of miles she ran last week?
Answer by GeekofMath(2) About Me  (Show Source):
You can put this solution on YOUR website!
Hi !!
Percent change is the amount of change divided by the original amount. So, for Anna the runner: the amount of change is 5 and the original amount is 20
5/20 = 0.25 - 25%