A bus traveled 120 mi in 2.5 h. After picking up new passengers, it traveled another 105 mi in 2 h.


What was the average speed of the bus for the entire trip?


Round to the nearest hundredth, if necessary.


48.00 mi/hmi/h


50.00 ​ mi/hmi/h ​


50.25 ​ mi/hmi/h ​


52.50 ​ mi/hmi/h ​