Agirl drove to her cabin. it took one hour longer to get there than it did to come back. the average speed there was 30 km/h. the average speed back was 45 km/h. how many hours did the trip there take?

The map shows the location of the airport and a warehouse in a city. though not displayed on the map, there is also a factory 112 miles due north of the warehouse.a truck traveled from the warehouse to the airport and then to the factory. what is the total number of miles the truck traveled?