SOLUTION: The distance of a marathon is 26 miles. If Frank ran the first 20 miles at a rate of 9 miles per hour and the last 6 miles at 10 miles oer hour, how long did it take Frank to run t
Algebra ->
Customizable Word Problem Solvers
-> Travel
-> SOLUTION: The distance of a marathon is 26 miles. If Frank ran the first 20 miles at a rate of 9 miles per hour and the last 6 miles at 10 miles oer hour, how long did it take Frank to run t
Log On
Question 545972: The distance of a marathon is 26 miles. If Frank ran the first 20 miles at a rate of 9 miles per hour and the last 6 miles at 10 miles oer hour, how long did it take Frank to run the marathon? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! The distance of a marathon is 26 miles. If Frank ran the first 20 miles at a rate of 9 miles per hour and the last 6 miles at 10 miles oer hour, how long did it take Frank to run the marathon?
------
time = distance/rate
---
Equation:
time = (20/9)+(6/10) = 2.8222 hrs = 2hr. 49min. 20 seconds
=======================
Cheers,
Stan H.
=======================
(