SOLUTION: A runner ran a course at a constant speed of 8 mph. One hour after the runner began, a cyclist stared on the same course at a constant speed of 18 mph. How long (in hours and minut

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: A runner ran a course at a constant speed of 8 mph. One hour after the runner began, a cyclist stared on the same course at a constant speed of 18 mph. How long (in hours and minut      Log On

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Question 215712: A runner ran a course at a constant speed of 8 mph. One hour after the runner began, a cyclist stared on the same course at a constant speed of 18 mph. How long (in hours and minutes) after the runner started did the cyclist catch up to the runner?

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
runner was one hr or 8 miles ahead of biker.
The biker overtake speed is 10 mph
8/10=.80 hrs or 48 minutes
total time is 1 hr and 48 minutes.