During your first week of training for a marathon, you run a total of 10 miles. You increase the distance you run by twenty percent. How many miles do you run during your twelfth week of training?

3 answers

Shannon you mentioned that the running distance increased by 20%, but you didn't mention by what time limit, eg. a day, a week etc.
It didn't say what the time limit was
about 74.3 miles.