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Word Problem : Distance and Speed

A man walking his dog along a straight country road spots a friend one mile away. His dog sprints ahead to greet her. When the dog reaches her it turns back to the man. when it reaches him it sprints back to the woman. The process continues until the two people meet. If each person walks at 2 MPH and the dog runs at 8 mph, how far does the dog run before the two people meet?

Solution Summary

A distance and speed problem is solved.