The distance to be covered in the race is 25 miles average speed of the team is 30 km/h 30 km/m in miles/hour will be: 1 mile=0.621371 km thus 30 km/h=(30×0.621371) miles/hour =18.64113 miles/hour time taken to complete 25 miles will be: time=distance/speed =25/18.64113 =1.3411 hours