You can put this solution on YOUR website! If it took a train 23 min to travel 15 miles, what was the average speed of the train?
convert 23 minutes to hours:
23 * 1/60 = 23/60 hours
.
15 miles per (23/60) hours
15 miles /(23/60) hour
(15*60)/23
900/23
39.13 mph