A high-speed train travels Route A, which has a distance of 455 miles. On Route A, the train
makes a single stop for 45 minutes before arriving at its final destination. If the entire trip takes
4 hours and 15 minutes, what is the average speed of the train while it is in motion?
(10 Points)
91 mph
107 mph
127 mph
130 mph
Can not be determined by given data