Question

Dan drove to the mountains last weekend. There was heavy traffic on the way there, and the trip took 9 hours. When Dan drove home, there was no traffic and the trip only took 4 hours. If his average rate was 40 miles per hour faster on the trip home, how far away does Dan live from the mountains?

Answer 1

@welshfella Could you take a look at this?

Answer 2

@DanJS

Answer 3

@Hero