Two friends go to a park to exercise. One starts running at a rate of 8.4 mph on the 23 mile long path around the park, and the other starts from the same point, jogging at a rate of 5.5 mph in the opposite direction on this path. How many minutes will it be before they meet on this path?

Question

Two friends go to a park to exercise. One starts running at a rate of 8.4 mph on the 23 mile long path around the  park, and the other starts from the same point, jogging at a rate of 5.5 mph in the opposite direction on this path. How many minutes will it be before they meet on this path?

anonymous · Answer

23/(8.4+5.5)=1.65 hr

anonymous · Answer

Can you explain how you got that?