Posted by **Micheal** on Monday, September 28, 2009 at 11:16pm.

Two runners at opposite ends of a 5 mile bridge begin jogging towards each other. Runner A is running at 5 mph, runner B is running at 4 mph. A mosquito lands on one runner as he starts on the bridge than proceeds to fly back and forth between the runners at 8 mph. How far has the mosquito flown when the runners meet.

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